211242928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^2$

素因数の和:414

約数の個数: 60

約数和(自身を含む): 457512384

約数和(自身を除く): 246269456

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 181, 208, 248, 362, 403, 496, 724, 806, 1448, 1612, 2353, 2896, 3224, 4706, 5611, 6448, 9412, 11222, 18824, 22444, 32761, 37648, 44888, 65522, 72943, 89776, 131044, 145886, 262088, 291772, 425893, 524176, 583544, 851786, 1015591, 1167088, 1703572, 2031182, 3407144, 4062364, 6814288, 8124728, 13202683, 16249456, 26405366, 52810732, 105621464, 211242928]

約数ペア:

[(1, 211242928), (2, 105621464), (4, 52810732), (8, 26405366), (13, 16249456), (16, 13202683), (26, 8124728), (31, 6814288), (52, 4062364), (62, 3407144), (104, 2031182), (124, 1703572), (181, 1167088), (208, 1015591), (248, 851786), (362, 583544), (403, 524176), (496, 425893), (724, 291772), (806, 262088), (1448, 145886), (1612, 131044), (2353, 89776), (2896, 72943), (3224, 65522), (4706, 44888), (5611, 37648), (6448, 32761), (9412, 22444), (11222, 18824)]