28378644

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{167}}^1$

素因数の和:222

約数の個数: 108

約数和(自身を含む): 82315296

約数和(自身を除く): 53936652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 167, 196, 204, 238, 289, 294, 334, 357, 476, 501, 578, 588, 668, 714, 833, 867, 1002, 1156, 1169, 1428, 1666, 1734, 2004, 2023, 2338, 2499, 2839, 3332, 3468, 3507, 4046, 4676, 4998, 5678, 6069, 7014, 8092, 8183, 8517, 9996, 11356, 12138, 14028, 14161, 16366, 17034, 19873, 24276, 24549, 28322, 32732, 34068, 39746, 42483, 48263, 49098, 56644, 59619, 79492, 84966, 96526, 98196, 119238, 139111, 144789, 169932, 193052, 238476, 278222, 289578, 337841, 417333, 556444, 579156, 675682, 834666, 1013523, 1351364, 1669332, 2027046, 2364887, 4054092, 4729774, 7094661, 9459548, 14189322, 28378644]

約数ペア:

[(1, 28378644), (2, 14189322), (3, 9459548), (4, 7094661), (6, 4729774), (7, 4054092), (12, 2364887), (14, 2027046), (17, 1669332), (21, 1351364), (28, 1013523), (34, 834666), (42, 675682), (49, 579156), (51, 556444), (68, 417333), (84, 337841), (98, 289578), (102, 278222), (119, 238476), (147, 193052), (167, 169932), (196, 144789), (204, 139111), (238, 119238), (289, 98196), (294, 96526), (334, 84966), (357, 79492), (476, 59619), (501, 56644), (578, 49098), (588, 48263), (668, 42483), (714, 39746), (833, 34068), (867, 32732), (1002, 28322), (1156, 24549), (1169, 24276), (1428, 19873), (1666, 17034), (1734, 16366), (2004, 14161), (2023, 14028), (2338, 12138), (2499, 11356), (2839, 9996), (3332, 8517), (3468, 8183), (3507, 8092), (4046, 7014), (4676, 6069), (4998, 5678)]