72157021118

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61861}}^1$

素因数の和:61942

約数の個数: 96

約数和(自身を含む): 146716868160

約数和(自身を除く): 74559847042

約数列:

[1, 2, 7, 13, 14, 17, 26, 29, 34, 58, 91, 119, 169, 182, 203, 221, 238, 338, 377, 406, 442, 493, 754, 986, 1183, 1547, 2366, 2639, 2873, 3094, 3451, 4901, 5278, 5746, 6409, 6902, 9802, 12818, 20111, 34307, 40222, 44863, 61861, 68614, 83317, 89726, 123722, 166634, 433027, 583219, 804193, 866054, 1051637, 1166438, 1608386, 1793969, 2103274, 3587938, 5629351, 7361459, 10454509, 11258702, 12557783, 13671281, 14722918, 20909018, 23321597, 25115566, 27342562, 30497473, 46643194, 60994946, 73181563, 95698967, 146363126, 163251179, 177726653, 191397934, 213482311, 303180761, 326502358, 355453306, 396467149, 426964622, 606361522, 792934298, 1244086571, 2122265327, 2488173142, 2775270043, 4244530654, 5154072937, 5550540086, 10308145874, 36078510559, 72157021118]

約数ペア:

[(1, 72157021118), (2, 36078510559), (7, 10308145874), (13, 5550540086), (14, 5154072937), (17, 4244530654), (26, 2775270043), (29, 2488173142), (34, 2122265327), (58, 1244086571), (91, 792934298), (119, 606361522), (169, 426964622), (182, 396467149), (203, 355453306), (221, 326502358), (238, 303180761), (338, 213482311), (377, 191397934), (406, 177726653), (442, 163251179), (493, 146363126), (754, 95698967), (986, 73181563), (1183, 60994946), (1547, 46643194), (2366, 30497473), (2639, 27342562), (2873, 25115566), (3094, 23321597), (3451, 20909018), (4901, 14722918), (5278, 13671281), (5746, 12557783), (6409, 11258702), (6902, 10454509), (9802, 7361459), (12818, 5629351), (20111, 3587938), (34307, 2103274), (40222, 1793969), (44863, 1608386), (61861, 1166438), (68614, 1051637), (83317, 866054), (89726, 804193), (123722, 583219), (166634, 433027)]