985655223

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{349}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 1792929600

約数和(自身を除く): 807274377

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 293, 349, 357, 459, 567, 879, 1047, 1071, 1377, 2051, 2443, 2637, 3141, 3213, 4981, 5933, 6153, 7329, 7911, 9423, 9639, 14943, 17799, 18459, 21987, 23733, 28269, 34867, 41531, 44829, 53397, 55377, 65961, 102257, 104601, 124593, 134487, 160191, 166131, 197883, 306771, 313803, 373779, 403461, 480573, 715799, 920313, 941409, 1121337, 1738369, 2147397, 2760939, 2824227, 3364011, 5215107, 6442191, 8282817, 12168583, 15645321, 19326573, 36505749, 46935963, 57979719, 109517247, 140807889, 328551741, 985655223]

約数ペア:

[(1, 985655223), (3, 328551741), (7, 140807889), (9, 109517247), (17, 57979719), (21, 46935963), (27, 36505749), (51, 19326573), (63, 15645321), (81, 12168583), (119, 8282817), (153, 6442191), (189, 5215107), (293, 3364011), (349, 2824227), (357, 2760939), (459, 2147397), (567, 1738369), (879, 1121337), (1047, 941409), (1071, 920313), (1377, 715799), (2051, 480573), (2443, 403461), (2637, 373779), (3141, 313803), (3213, 306771), (4981, 197883), (5933, 166131), (6153, 160191), (7329, 134487), (7911, 124593), (9423, 104601), (9639, 102257), (14943, 65961), (17799, 55377), (18459, 53397), (21987, 44829), (23733, 41531), (28269, 34867)]