131903388

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 346609536

約数和(自身を除く): 214706148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 181, 186, 279, 362, 372, 543, 558, 653, 724, 1086, 1116, 1306, 1629, 1959, 2172, 2612, 3258, 3918, 5611, 5877, 6516, 7836, 11222, 11754, 16833, 20243, 22444, 23508, 33666, 40486, 50499, 60729, 67332, 80972, 100998, 118193, 121458, 182187, 201996, 236386, 242916, 354579, 364374, 472772, 709158, 728748, 1063737, 1418316, 2127474, 3663983, 4254948, 7327966, 10991949, 14655932, 21983898, 32975847, 43967796, 65951694, 131903388]

約数ペア:

[(1, 131903388), (2, 65951694), (3, 43967796), (4, 32975847), (6, 21983898), (9, 14655932), (12, 10991949), (18, 7327966), (31, 4254948), (36, 3663983), (62, 2127474), (93, 1418316), (124, 1063737), (181, 728748), (186, 709158), (279, 472772), (362, 364374), (372, 354579), (543, 242916), (558, 236386), (653, 201996), (724, 182187), (1086, 121458), (1116, 118193), (1306, 100998), (1629, 80972), (1959, 67332), (2172, 60729), (2612, 50499), (3258, 40486), (3918, 33666), (5611, 23508), (5877, 22444), (6516, 20243), (7836, 16833), (11222, 11754)]