13905388

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 29804544

約数和(自身を除く): 15899156

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 131, 223, 238, 262, 446, 476, 524, 892, 917, 1561, 1834, 2227, 3122, 3668, 3791, 4454, 6244, 7582, 8908, 15164, 15589, 26537, 29213, 31178, 53074, 58426, 62356, 106148, 116852, 204491, 408982, 496621, 817964, 993242, 1986484, 3476347, 6952694, 13905388]

約数ペア:

[(1, 13905388), (2, 6952694), (4, 3476347), (7, 1986484), (14, 993242), (17, 817964), (28, 496621), (34, 408982), (68, 204491), (119, 116852), (131, 106148), (223, 62356), (238, 58426), (262, 53074), (446, 31178), (476, 29213), (524, 26537), (892, 15589), (917, 15164), (1561, 8908), (1834, 7582), (2227, 6244), (3122, 4454), (3668, 3791)]