312151796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 608919360

約数和(自身を除く): 296767564

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 157, 292, 314, 619, 628, 803, 1238, 1606, 1727, 2476, 3212, 3454, 6809, 6908, 11461, 13618, 22922, 27236, 45187, 45844, 90374, 97183, 126071, 180748, 194366, 252142, 388732, 497057, 504284, 994114, 1069013, 1988228, 2138026, 4276052, 7094359, 14188718, 28377436, 78037949, 156075898, 312151796]

約数ペア:

[(1, 312151796), (2, 156075898), (4, 78037949), (11, 28377436), (22, 14188718), (44, 7094359), (73, 4276052), (146, 2138026), (157, 1988228), (292, 1069013), (314, 994114), (619, 504284), (628, 497057), (803, 388732), (1238, 252142), (1606, 194366), (1727, 180748), (2476, 126071), (3212, 97183), (3454, 90374), (6809, 45844), (6908, 45187), (11461, 27236), (13618, 22922)]