221537574

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1230

約数の個数: 72

約数和(自身を含む): 524130048

約数和(自身を除く): 302592474

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 37, 51, 74, 102, 111, 153, 222, 289, 306, 333, 578, 629, 666, 867, 1151, 1258, 1734, 1887, 2302, 2601, 3453, 3774, 5202, 5661, 6906, 10359, 10693, 11322, 19567, 20718, 21386, 32079, 39134, 42587, 58701, 64158, 85174, 96237, 117402, 127761, 176103, 192474, 255522, 332639, 352206, 383283, 665278, 723979, 766566, 997917, 1447958, 1995834, 2171937, 2993751, 4343874, 5987502, 6515811, 12307643, 13031622, 24615286, 36922929, 73845858, 110768787, 221537574]

約数ペア:

[(1, 221537574), (2, 110768787), (3, 73845858), (6, 36922929), (9, 24615286), (17, 13031622), (18, 12307643), (34, 6515811), (37, 5987502), (51, 4343874), (74, 2993751), (102, 2171937), (111, 1995834), (153, 1447958), (222, 997917), (289, 766566), (306, 723979), (333, 665278), (578, 383283), (629, 352206), (666, 332639), (867, 255522), (1151, 192474), (1258, 176103), (1734, 127761), (1887, 117402), (2302, 96237), (2601, 85174), (3453, 64158), (3774, 58701), (5202, 42587), (5661, 39134), (6906, 32079), (10359, 21386), (10693, 20718), (11322, 19567)]