216575982

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^2$

素因数の和:231

約数の個数: 108

約数和(自身を含む): 569870496

約数和(自身を除く): 353294514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 89, 93, 98, 126, 147, 178, 186, 217, 267, 279, 294, 434, 441, 534, 558, 623, 651, 801, 882, 1246, 1302, 1519, 1602, 1869, 1953, 2759, 3038, 3738, 3906, 4361, 4557, 5518, 5607, 7921, 8277, 8722, 9114, 11214, 13083, 13671, 15842, 16554, 19313, 23763, 24831, 26166, 27342, 38626, 39249, 47526, 49662, 55447, 57939, 71289, 78498, 110894, 115878, 135191, 142578, 166341, 173817, 245551, 270382, 332682, 347634, 388129, 405573, 491102, 499023, 736653, 776258, 811146, 998046, 1164387, 1216719, 1473306, 1718857, 2209959, 2328774, 2433438, 3437714, 3493161, 4419918, 5156571, 6986322, 10313142, 12031999, 15469713, 24063998, 30939426, 36095997, 72191994, 108287991, 216575982]

約数ペア:

[(1, 216575982), (2, 108287991), (3, 72191994), (6, 36095997), (7, 30939426), (9, 24063998), (14, 15469713), (18, 12031999), (21, 10313142), (31, 6986322), (42, 5156571), (49, 4419918), (62, 3493161), (63, 3437714), (89, 2433438), (93, 2328774), (98, 2209959), (126, 1718857), (147, 1473306), (178, 1216719), (186, 1164387), (217, 998046), (267, 811146), (279, 776258), (294, 736653), (434, 499023), (441, 491102), (534, 405573), (558, 388129), (623, 347634), (651, 332682), (801, 270382), (882, 245551), (1246, 173817), (1302, 166341), (1519, 142578), (1602, 135191), (1869, 115878), (1953, 110894), (2759, 78498), (3038, 71289), (3738, 57939), (3906, 55447), (4361, 49662), (4557, 47526), (5518, 39249), (5607, 38626), (7921, 27342), (8277, 26166), (8722, 24831), (9114, 23763), (11214, 19313), (13083, 16554), (13671, 15842)]