311937132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{86939}}^1$

素因数の和:86982

約数の個数: 48

約数和(自身を含む): 817931520

約数和(自身を除く): 505994388

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 86939, 173878, 260817, 347756, 521634, 1043268, 1130207, 1999597, 2260414, 3390621, 3999194, 4520828, 5998791, 6781242, 7998388, 11997582, 13562484, 23995164, 25994761, 51989522, 77984283, 103979044, 155968566, 311937132]

約数ペア:

[(1, 311937132), (2, 155968566), (3, 103979044), (4, 77984283), (6, 51989522), (12, 25994761), (13, 23995164), (23, 13562484), (26, 11997582), (39, 7998388), (46, 6781242), (52, 5998791), (69, 4520828), (78, 3999194), (92, 3390621), (138, 2260414), (156, 1999597), (276, 1130207), (299, 1043268), (598, 521634), (897, 347756), (1196, 260817), (1794, 173878), (3588, 86939)]