153972455

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1667}}^1$

素因数の和:1728

約数の個数: 48

約数和(自身を含む): 239591520

約数和(自身を除く): 85619065

約数列:

[1, 5, 7, 13, 29, 35, 49, 65, 91, 145, 203, 245, 377, 455, 637, 1015, 1421, 1667, 1885, 2639, 3185, 7105, 8335, 11669, 13195, 18473, 21671, 48343, 58345, 81683, 92365, 108355, 151697, 241715, 338401, 408415, 628459, 758485, 1061879, 1692005, 2368807, 3142295, 4399213, 5309395, 11844035, 21996065, 30794491, 153972455]

約数ペア:

[(1, 153972455), (5, 30794491), (7, 21996065), (13, 11844035), (29, 5309395), (35, 4399213), (49, 3142295), (65, 2368807), (91, 1692005), (145, 1061879), (203, 758485), (245, 628459), (377, 408415), (455, 338401), (637, 241715), (1015, 151697), (1421, 108355), (1667, 92365), (1885, 81683), (2639, 58345), (3185, 48343), (7105, 21671), (8335, 18473), (11669, 13195)]