70721406

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:646

約数の個数: 72

約数和(自身を含む): 179636184

約数和(自身を除く): 108914778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 181, 294, 362, 441, 443, 543, 882, 886, 1086, 1267, 1329, 1629, 2534, 2658, 3101, 3258, 3801, 3987, 6202, 7602, 7974, 8869, 9303, 11403, 17738, 18606, 21707, 22806, 26607, 27909, 43414, 53214, 55818, 65121, 79821, 80183, 130242, 159642, 160366, 195363, 240549, 390726, 481098, 561281, 721647, 1122562, 1443294, 1683843, 3367686, 3928967, 5051529, 7857934, 10103058, 11786901, 23573802, 35360703, 70721406]

約数ペア:

[(1, 70721406), (2, 35360703), (3, 23573802), (6, 11786901), (7, 10103058), (9, 7857934), (14, 5051529), (18, 3928967), (21, 3367686), (42, 1683843), (49, 1443294), (63, 1122562), (98, 721647), (126, 561281), (147, 481098), (181, 390726), (294, 240549), (362, 195363), (441, 160366), (443, 159642), (543, 130242), (882, 80183), (886, 79821), (1086, 65121), (1267, 55818), (1329, 53214), (1629, 43414), (2534, 27909), (2658, 26607), (3101, 22806), (3258, 21707), (3801, 18606), (3987, 17738), (6202, 11403), (7602, 9303), (7974, 8869)]