2401390355

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2791}}^1$

素因数の和:2908

約数の個数: 64

約数和(自身を含む): 3722428416

約数和(自身を除く): 1321038061

約数列:

[1, 5, 7, 13, 31, 35, 61, 65, 91, 155, 217, 305, 403, 427, 455, 793, 1085, 1891, 2015, 2135, 2791, 2821, 3965, 5551, 9455, 13237, 13955, 14105, 19537, 24583, 27755, 36283, 66185, 86521, 97685, 122915, 170251, 172081, 181415, 253981, 432605, 605647, 851255, 860405, 1124773, 1191757, 1269905, 2213263, 3028235, 5277781, 5623865, 5958785, 7873411, 11066315, 15492841, 26388905, 36944467, 39367055, 68611153, 77464205, 184722335, 343055765, 480278071, 2401390355]

約数ペア:

[(1, 2401390355), (5, 480278071), (7, 343055765), (13, 184722335), (31, 77464205), (35, 68611153), (61, 39367055), (65, 36944467), (91, 26388905), (155, 15492841), (217, 11066315), (305, 7873411), (403, 5958785), (427, 5623865), (455, 5277781), (793, 3028235), (1085, 2213263), (1891, 1269905), (2015, 1191757), (2135, 1124773), (2791, 860405), (2821, 851255), (3965, 605647), (5551, 432605), (9455, 253981), (13237, 181415), (13955, 172081), (14105, 170251), (19537, 122915), (24583, 97685), (27755, 86521), (36283, 66185)]