397545018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:276

約数の個数: 128

約数和(自身を含む): 958003200

約数和(自身を除く): 560458182

約数列:

[1, 2, 3, 6, 13, 19, 23, 26, 38, 39, 46, 57, 69, 78, 107, 109, 114, 138, 214, 218, 247, 299, 321, 327, 437, 494, 598, 642, 654, 741, 874, 897, 1311, 1391, 1417, 1482, 1794, 2033, 2071, 2461, 2507, 2622, 2782, 2834, 4066, 4142, 4173, 4251, 4922, 5014, 5681, 6099, 6213, 7383, 7521, 8346, 8502, 11362, 11663, 12198, 12426, 14766, 15042, 17043, 23326, 26429, 26923, 31993, 32591, 34086, 34989, 46759, 47633, 52858, 53846, 63986, 65182, 69978, 79287, 80769, 93518, 95266, 95979, 97773, 140277, 142899, 151619, 158574, 161538, 191958, 195546, 221597, 268249, 280554, 285798, 303238, 443194, 454857, 536498, 607867, 619229, 664791, 804747, 909714, 1215734, 1238458, 1329582, 1609494, 1823601, 1857687, 2880761, 3487237, 3647202, 3715374, 5096731, 5761522, 6974474, 8642283, 10193462, 10461711, 15290193, 17284566, 20923422, 30580386, 66257503, 132515006, 198772509, 397545018]

約数ペア:

[(1, 397545018), (2, 198772509), (3, 132515006), (6, 66257503), (13, 30580386), (19, 20923422), (23, 17284566), (26, 15290193), (38, 10461711), (39, 10193462), (46, 8642283), (57, 6974474), (69, 5761522), (78, 5096731), (107, 3715374), (109, 3647202), (114, 3487237), (138, 2880761), (214, 1857687), (218, 1823601), (247, 1609494), (299, 1329582), (321, 1238458), (327, 1215734), (437, 909714), (494, 804747), (598, 664791), (642, 619229), (654, 607867), (741, 536498), (874, 454857), (897, 443194), (1311, 303238), (1391, 285798), (1417, 280554), (1482, 268249), (1794, 221597), (2033, 195546), (2071, 191958), (2461, 161538), (2507, 158574), (2622, 151619), (2782, 142899), (2834, 140277), (4066, 97773), (4142, 95979), (4173, 95266), (4251, 93518), (4922, 80769), (5014, 79287), (5681, 69978), (6099, 65182), (6213, 63986), (7383, 53846), (7521, 52858), (8346, 47633), (8502, 46759), (11362, 34989), (11663, 34086), (12198, 32591), (12426, 31993), (14766, 26923), (15042, 26429), (17043, 23326)]