57660915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 48783885

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 79, 95, 195, 197, 237, 247, 285, 395, 591, 741, 985, 1027, 1185, 1235, 1501, 2561, 2955, 3081, 3705, 3743, 4503, 5135, 7505, 7683, 11229, 12805, 15405, 15563, 18715, 19513, 22515, 38415, 46689, 48659, 56145, 58539, 77815, 97565, 145977, 202319, 233445, 243295, 292695, 295697, 606957, 729885, 887091, 1011595, 1478485, 3034785, 3844061, 4435455, 11532183, 19220305, 57660915]

約数ペア:

[(1, 57660915), (3, 19220305), (5, 11532183), (13, 4435455), (15, 3844061), (19, 3034785), (39, 1478485), (57, 1011595), (65, 887091), (79, 729885), (95, 606957), (195, 295697), (197, 292695), (237, 243295), (247, 233445), (285, 202319), (395, 145977), (591, 97565), (741, 77815), (985, 58539), (1027, 56145), (1185, 48659), (1235, 46689), (1501, 38415), (2561, 22515), (2955, 19513), (3081, 18715), (3705, 15563), (3743, 15405), (4503, 12805), (5135, 11229), (7505, 7683)]