30781772

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2239}}^1$

素因数の和:2741

約数の個数: 24

約数和(自身を含む): 61716480

約数和(自身を除く): 30934708

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1964, 2239, 3437, 4478, 6874, 8956, 13748, 15673, 31346, 62692, 1099349, 2198698, 4397396, 7695443, 15390886, 30781772]

約数ペア:

[(1, 30781772), (2, 15390886), (4, 7695443), (7, 4397396), (14, 2198698), (28, 1099349), (491, 62692), (982, 31346), (1964, 15673), (2239, 13748), (3437, 8956), (4478, 6874)]