278322655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2243}}^1$

素因数の和:2367

約数の個数: 32

約数和(自身を含む): 380007936

約数和(自身を除く): 101685281

約数列:

[1, 5, 13, 23, 65, 83, 115, 299, 415, 1079, 1495, 1909, 2243, 5395, 9545, 11215, 24817, 29159, 51589, 124085, 145795, 186169, 257945, 670657, 930845, 2420197, 3353285, 4281887, 12100985, 21409435, 55664531, 278322655]

約数ペア:

[(1, 278322655), (5, 55664531), (13, 21409435), (23, 12100985), (65, 4281887), (83, 3353285), (115, 2420197), (299, 930845), (415, 670657), (1079, 257945), (1495, 186169), (1909, 145795), (2243, 124085), (5395, 51589), (9545, 29159), (11215, 24817)]