72172494

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{56473}}^1$

素因数の和:56552

約数の個数: 24

約数和(自身を含む): 158578992

約数和(自身を除く): 86406498

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 56473, 112946, 169419, 338838, 508257, 1016514, 4009583, 8019166, 12028749, 24057498, 36086247, 72172494]

約数ペア:

[(1, 72172494), (2, 36086247), (3, 24057498), (6, 12028749), (9, 8019166), (18, 4009583), (71, 1016514), (142, 508257), (213, 338838), (426, 169419), (639, 112946), (1278, 56473)]