290237668

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{609743}}^1$

素因数の和:609771

約数の個数: 24

約数和(自身を含む): 614621952

約数和(自身を除く): 324384284

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 609743, 1219486, 2438972, 4268201, 8536402, 10365631, 17072804, 20731262, 41462524, 72559417, 145118834, 290237668]

約数ペア:

[(1, 290237668), (2, 145118834), (4, 72559417), (7, 41462524), (14, 20731262), (17, 17072804), (28, 10365631), (34, 8536402), (68, 4268201), (119, 2438972), (238, 1219486), (476, 609743)]