201947895

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{30119}}^1$

素因数の和:30279

約数の個数: 24

約数和(自身を含む): 352404000

約数和(自身を除く): 150456105

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 30119, 90357, 150595, 271071, 451785, 1355355, 4487731, 13463193, 22438655, 40389579, 67315965, 201947895]

約数ペア:

[(1, 201947895), (3, 67315965), (5, 40389579), (9, 22438655), (15, 13463193), (45, 4487731), (149, 1355355), (447, 451785), (745, 271071), (1341, 150595), (2235, 90357), (6705, 30119)]