391505634

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1741}}^1$

素因数の和:1824

約数の個数: 72

約数和(自身を含む): 944474076

約数和(自身を除く): 552968442

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 961, 1209, 1741, 1922, 2418, 2883, 3482, 3627, 5223, 5766, 7254, 8649, 10446, 12493, 15669, 17298, 22633, 24986, 31338, 37479, 45266, 53971, 67899, 74958, 107942, 112437, 135798, 161913, 203697, 224874, 323826, 407394, 485739, 701623, 971478, 1403246, 1673101, 2104869, 3346202, 4209738, 5019303, 6314607, 10038606, 12629214, 15057909, 21750313, 30115818, 43500626, 65250939, 130501878, 195752817, 391505634]

約数ペア:

[(1, 391505634), (2, 195752817), (3, 130501878), (6, 65250939), (9, 43500626), (13, 30115818), (18, 21750313), (26, 15057909), (31, 12629214), (39, 10038606), (62, 6314607), (78, 5019303), (93, 4209738), (117, 3346202), (186, 2104869), (234, 1673101), (279, 1403246), (403, 971478), (558, 701623), (806, 485739), (961, 407394), (1209, 323826), (1741, 224874), (1922, 203697), (2418, 161913), (2883, 135798), (3482, 112437), (3627, 107942), (5223, 74958), (5766, 67899), (7254, 53971), (8649, 45266), (10446, 37479), (12493, 31338), (15669, 24986), (17298, 22633)]