1387663508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{195887}}^1$

素因数の和:195932

約数の個数: 48

約数和(自身を含む): 3159281664

約数和(自身を除く): 1771618156

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3542, 7084, 195887, 391774, 783548, 1371209, 2154757, 2742418, 4309514, 4505401, 5484836, 8619028, 9010802, 15083299, 18021604, 30166598, 31537807, 49559411, 60333196, 63075614, 99118822, 126151228, 198237644, 346915877, 693831754, 1387663508]

約数ペア:

[(1, 1387663508), (2, 693831754), (4, 346915877), (7, 198237644), (11, 126151228), (14, 99118822), (22, 63075614), (23, 60333196), (28, 49559411), (44, 31537807), (46, 30166598), (77, 18021604), (92, 15083299), (154, 9010802), (161, 8619028), (253, 5484836), (308, 4505401), (322, 4309514), (506, 2742418), (644, 2154757), (1012, 1371209), (1771, 783548), (3542, 391774), (7084, 195887)]