153977187

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1993}}^1$

素因数の和:2299

約数の個数: 32

約数和(自身を含む): 253700608

約数和(自身を除く): 99723421

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 283, 849, 1981, 1993, 3679, 5943, 5979, 11037, 13951, 25753, 25909, 41853, 77259, 77727, 181363, 544089, 564019, 1692057, 3948133, 7332247, 11844399, 21996741, 51325729, 153977187]

約数ペア:

[(1, 153977187), (3, 51325729), (7, 21996741), (13, 11844399), (21, 7332247), (39, 3948133), (91, 1692057), (273, 564019), (283, 544089), (849, 181363), (1981, 77727), (1993, 77259), (3679, 41853), (5943, 25909), (5979, 25753), (11037, 13951)]