289697772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20407}}^1$

素因数の和:20447

約数の個数: 72

約数和(自身を含む): 836564736

約数和(自身を除く): 546866964

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 2028, 2366, 3549, 4732, 7098, 14196, 20407, 40814, 61221, 81628, 122442, 142849, 244884, 265291, 285698, 428547, 530582, 571396, 795873, 857094, 1061164, 1591746, 1714188, 1857037, 3183492, 3448783, 3714074, 5571111, 6897566, 7428148, 10346349, 11142222, 13795132, 20692698, 22284444, 24141481, 41385396, 48282962, 72424443, 96565924, 144848886, 289697772]

約数ペア:

[(1, 289697772), (2, 144848886), (3, 96565924), (4, 72424443), (6, 48282962), (7, 41385396), (12, 24141481), (13, 22284444), (14, 20692698), (21, 13795132), (26, 11142222), (28, 10346349), (39, 7428148), (42, 6897566), (52, 5571111), (78, 3714074), (84, 3448783), (91, 3183492), (156, 1857037), (169, 1714188), (182, 1591746), (273, 1061164), (338, 857094), (364, 795873), (507, 571396), (546, 530582), (676, 428547), (1014, 285698), (1092, 265291), (1183, 244884), (2028, 142849), (2366, 122442), (3549, 81628), (4732, 61221), (7098, 40814), (14196, 20407)]