215511608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{2789}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 435909600

約数和(自身を除く): 220397992

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 743, 1486, 2789, 2972, 5578, 5944, 9659, 11156, 19318, 22312, 36257, 38636, 72514, 77272, 145028, 290056, 2072227, 4144454, 8288908, 16577816, 26938951, 53877902, 107755804, 215511608]

約数ペア:

[(1, 215511608), (2, 107755804), (4, 53877902), (8, 26938951), (13, 16577816), (26, 8288908), (52, 4144454), (104, 2072227), (743, 290056), (1486, 145028), (2789, 77272), (2972, 72514), (5578, 38636), (5944, 36257), (9659, 22312), (11156, 19318)]