291229668

素因数分解:

$2^2\times 3^{12}\times {\mathrm{137}}^1$

素因数の和:177

約数の個数: 78

約数和(自身を含む): 770057526

約数和(自身を除く): 478827858

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 137, 162, 243, 274, 324, 411, 486, 548, 729, 822, 972, 1233, 1458, 1644, 2187, 2466, 2916, 3699, 4374, 4932, 6561, 7398, 8748, 11097, 13122, 14796, 19683, 22194, 26244, 33291, 39366, 44388, 59049, 66582, 78732, 99873, 118098, 133164, 177147, 199746, 236196, 299619, 354294, 399492, 531441, 599238, 708588, 898857, 1062882, 1198476, 1797714, 2125764, 2696571, 3595428, 5393142, 8089713, 10786284, 16179426, 24269139, 32358852, 48538278, 72807417, 97076556, 145614834, 291229668]

約数ペア:

[(1, 291229668), (2, 145614834), (3, 97076556), (4, 72807417), (6, 48538278), (9, 32358852), (12, 24269139), (18, 16179426), (27, 10786284), (36, 8089713), (54, 5393142), (81, 3595428), (108, 2696571), (137, 2125764), (162, 1797714), (243, 1198476), (274, 1062882), (324, 898857), (411, 708588), (486, 599238), (548, 531441), (729, 399492), (822, 354294), (972, 299619), (1233, 236196), (1458, 199746), (1644, 177147), (2187, 133164), (2466, 118098), (2916, 99873), (3699, 78732), (4374, 66582), (4932, 59049), (6561, 44388), (7398, 39366), (8748, 33291), (11097, 26244), (13122, 22194), (14796, 19683)]