618705396

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 1587890304

約数和(自身を除く): 969184908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 263, 303, 404, 526, 606, 647, 789, 909, 1052, 1212, 1294, 1578, 1818, 1941, 2367, 2588, 3156, 3636, 3882, 4734, 5823, 7764, 9468, 11646, 23292, 26563, 53126, 65347, 79689, 106252, 130694, 159378, 170161, 196041, 239067, 261388, 318756, 340322, 392082, 478134, 510483, 588123, 680644, 784164, 956268, 1020966, 1176246, 1531449, 2041932, 2352492, 3062898, 6125796, 17186261, 34372522, 51558783, 68745044, 103117566, 154676349, 206235132, 309352698, 618705396]

約数ペア:

[(1, 618705396), (2, 309352698), (3, 206235132), (4, 154676349), (6, 103117566), (9, 68745044), (12, 51558783), (18, 34372522), (36, 17186261), (101, 6125796), (202, 3062898), (263, 2352492), (303, 2041932), (404, 1531449), (526, 1176246), (606, 1020966), (647, 956268), (789, 784164), (909, 680644), (1052, 588123), (1212, 510483), (1294, 478134), (1578, 392082), (1818, 340322), (1941, 318756), (2367, 261388), (2588, 239067), (3156, 196041), (3636, 170161), (3882, 159378), (4734, 130694), (5823, 106252), (7764, 79689), (9468, 65347), (11646, 53126), (23292, 26563)]