128638386

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1483}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 287064960

約数和(自身を除く): 158426574

約数列:

[1, 2, 3, 6, 9, 18, 61, 79, 122, 158, 183, 237, 366, 474, 549, 711, 1098, 1422, 1483, 2966, 4449, 4819, 8898, 9638, 13347, 14457, 26694, 28914, 43371, 86742, 90463, 117157, 180926, 234314, 271389, 351471, 542778, 702942, 814167, 1054413, 1628334, 2108826, 7146577, 14293154, 21439731, 42879462, 64319193, 128638386]

約数ペア:

[(1, 128638386), (2, 64319193), (3, 42879462), (6, 21439731), (9, 14293154), (18, 7146577), (61, 2108826), (79, 1628334), (122, 1054413), (158, 814167), (183, 702942), (237, 542778), (366, 351471), (474, 271389), (549, 234314), (711, 180926), (1098, 117157), (1422, 90463), (1483, 86742), (2966, 43371), (4449, 28914), (4819, 26694), (8898, 14457), (9638, 13347)]