391235808

素因数分解:

$2^5\times 3^1\times {\mathrm{79}}^2\times {\mathrm{653}}^1$

素因数の和:824

約数の個数: 72

約数和(自身を含む): 1041751368

約数和(自身を除く): 650515560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 79, 96, 158, 237, 316, 474, 632, 653, 948, 1264, 1306, 1896, 1959, 2528, 2612, 3792, 3918, 5224, 6241, 7584, 7836, 10448, 12482, 15672, 18723, 20896, 24964, 31344, 37446, 49928, 51587, 62688, 74892, 99856, 103174, 149784, 154761, 199712, 206348, 299568, 309522, 412696, 599136, 619044, 825392, 1238088, 1650784, 2476176, 4075373, 4952352, 8150746, 12226119, 16301492, 24452238, 32602984, 48904476, 65205968, 97808952, 130411936, 195617904, 391235808]

約数ペア:

[(1, 391235808), (2, 195617904), (3, 130411936), (4, 97808952), (6, 65205968), (8, 48904476), (12, 32602984), (16, 24452238), (24, 16301492), (32, 12226119), (48, 8150746), (79, 4952352), (96, 4075373), (158, 2476176), (237, 1650784), (316, 1238088), (474, 825392), (632, 619044), (653, 599136), (948, 412696), (1264, 309522), (1306, 299568), (1896, 206348), (1959, 199712), (2528, 154761), (2612, 149784), (3792, 103174), (3918, 99856), (5224, 74892), (6241, 62688), (7584, 51587), (7836, 49928), (10448, 37446), (12482, 31344), (15672, 24964), (18723, 20896)]