1371781803

素因数分解:

$3^1\times 7^2\times {\mathrm{1607}}^1\times {\mathrm{5807}}^1$

素因数の和:7431

約数の個数: 24

約数和(自身を含む): 2129352192

約数和(自身を除く): 757570389

約数列:

[1, 3, 7, 21, 49, 147, 1607, 4821, 5807, 11249, 17421, 33747, 40649, 78743, 121947, 236229, 284543, 853629, 9331849, 27995547, 65322943, 195968829, 457260601, 1371781803]

約数ペア:

[(1, 1371781803), (3, 457260601), (7, 195968829), (21, 65322943), (49, 27995547), (147, 9331849), (1607, 853629), (4821, 284543), (5807, 236229), (11249, 121947), (17421, 78743), (33747, 40649)]