85781358

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:370

約数の個数: 72

約数和(自身を含む): 203661432

約数和(自身を除く): 117880074

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 169, 173, 234, 326, 338, 346, 489, 507, 519, 978, 1014, 1038, 1467, 1521, 1557, 2119, 2249, 2934, 3042, 3114, 4238, 4498, 6357, 6747, 12714, 13494, 19071, 20241, 27547, 28199, 29237, 38142, 40482, 55094, 56398, 58474, 82641, 84597, 87711, 165282, 169194, 175422, 247923, 253791, 263133, 366587, 495846, 507582, 526266, 733174, 1099761, 2199522, 3299283, 4765631, 6598566, 9531262, 14296893, 28593786, 42890679, 85781358]

約数ペア:

[(1, 85781358), (2, 42890679), (3, 28593786), (6, 14296893), (9, 9531262), (13, 6598566), (18, 4765631), (26, 3299283), (39, 2199522), (78, 1099761), (117, 733174), (163, 526266), (169, 507582), (173, 495846), (234, 366587), (326, 263133), (338, 253791), (346, 247923), (489, 175422), (507, 169194), (519, 165282), (978, 87711), (1014, 84597), (1038, 82641), (1467, 58474), (1521, 56398), (1557, 55094), (2119, 40482), (2249, 38142), (2934, 29237), (3042, 28199), (3114, 27547), (4238, 20241), (4498, 19071), (6357, 13494), (6747, 12714)]