1291233996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{145213}}^1$

素因数の和:145255

約数の個数: 72

約数和(自身を含む): 3700052720

約数和(自身を除く): 2408818724

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 145213, 290426, 435639, 580852, 871278, 1306917, 1742556, 1887769, 2613834, 2759047, 3775538, 5227668, 5518094, 5663307, 7551076, 8277141, 11036188, 11326614, 16554282, 16989921, 22653228, 24831423, 33108564, 33979842, 35867611, 49662846, 67959684, 71735222, 99325692, 107602833, 143470444, 215205666, 322808499, 430411332, 645616998, 1291233996]

約数ペア:

[(1, 1291233996), (2, 645616998), (3, 430411332), (4, 322808499), (6, 215205666), (9, 143470444), (12, 107602833), (13, 99325692), (18, 71735222), (19, 67959684), (26, 49662846), (36, 35867611), (38, 33979842), (39, 33108564), (52, 24831423), (57, 22653228), (76, 16989921), (78, 16554282), (114, 11326614), (117, 11036188), (156, 8277141), (171, 7551076), (228, 5663307), (234, 5518094), (247, 5227668), (342, 3775538), (468, 2759047), (494, 2613834), (684, 1887769), (741, 1742556), (988, 1306917), (1482, 871278), (2223, 580852), (2964, 435639), (4446, 290426), (8892, 145213)]