90277590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{231481}}^1$

素因数の和:231504

約数の個数: 32

約数和(自身を含む): 233333856

約数和(自身を除く): 143056266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 231481, 462962, 694443, 1157405, 1388886, 2314810, 3009253, 3472215, 6018506, 6944430, 9027759, 15046265, 18055518, 30092530, 45138795, 90277590]

約数ペア:

[(1, 90277590), (2, 45138795), (3, 30092530), (5, 18055518), (6, 15046265), (10, 9027759), (13, 6944430), (15, 6018506), (26, 3472215), (30, 3009253), (39, 2314810), (65, 1388886), (78, 1157405), (130, 694443), (195, 462962), (390, 231481)]