1644332685

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 2775472128

約数和(自身を除く): 1131139443

約数列:

[1, 3, 5, 15, 43, 53, 103, 129, 159, 215, 265, 309, 467, 515, 645, 795, 1401, 1545, 2279, 2335, 4429, 5459, 6837, 7005, 11395, 13287, 16377, 20081, 22145, 24751, 27295, 34185, 48101, 60243, 66435, 74253, 81885, 100405, 123755, 144303, 234737, 240505, 301215, 371265, 704211, 721515, 1064293, 1173685, 2068343, 2549353, 3192879, 3521055, 5321465, 6205029, 7648059, 10341715, 12746765, 15964395, 31025145, 38240295, 109622179, 328866537, 548110895, 1644332685]

約数ペア:

[(1, 1644332685), (3, 548110895), (5, 328866537), (15, 109622179), (43, 38240295), (53, 31025145), (103, 15964395), (129, 12746765), (159, 10341715), (215, 7648059), (265, 6205029), (309, 5321465), (467, 3521055), (515, 3192879), (645, 2549353), (795, 2068343), (1401, 1173685), (1545, 1064293), (2279, 721515), (2335, 704211), (4429, 371265), (5459, 301215), (6837, 240505), (7005, 234737), (11395, 144303), (13287, 123755), (16377, 100405), (20081, 81885), (22145, 74253), (24751, 66435), (27295, 60243), (34185, 48101)]