661569742386

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{383}}^1\times {\mathrm{1958431}}^1$

素因数の和:1958836

約数の個数: 72

約数和(自身を含む): 1671780225024

約数和(自身を除く): 1010210482638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 383, 441, 766, 882, 1149, 2298, 2681, 3447, 5362, 6894, 8043, 16086, 18767, 24129, 37534, 48258, 56301, 112602, 168903, 337806, 1958431, 3916862, 5875293, 11750586, 13709017, 17625879, 27418034, 35251758, 41127051, 82254102, 95963119, 123381153, 191926238, 246762306, 287889357, 575778714, 750079073, 863668071, 1500158146, 1727336142, 2250237219, 4500474438, 5250553511, 6750711657, 10501107022, 13501423314, 15751660533, 31503321066, 36753874577, 47254981599, 73507749154, 94509963198, 110261623731, 220523247462, 330784871193, 661569742386]

約数ペア:

[(1, 661569742386), (2, 330784871193), (3, 220523247462), (6, 110261623731), (7, 94509963198), (9, 73507749154), (14, 47254981599), (18, 36753874577), (21, 31503321066), (42, 15751660533), (49, 13501423314), (63, 10501107022), (98, 6750711657), (126, 5250553511), (147, 4500474438), (294, 2250237219), (383, 1727336142), (441, 1500158146), (766, 863668071), (882, 750079073), (1149, 575778714), (2298, 287889357), (2681, 246762306), (3447, 191926238), (5362, 123381153), (6894, 95963119), (8043, 82254102), (16086, 41127051), (18767, 35251758), (24129, 27418034), (37534, 17625879), (48258, 13709017), (56301, 11750586), (112602, 5875293), (168903, 3916862), (337806, 1958431)]