157209556

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1303}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 327147520

約数和(自身を除く): 169937964

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 139, 217, 278, 434, 556, 868, 973, 1303, 1946, 2606, 3892, 4309, 5212, 8618, 9121, 17236, 18242, 30163, 36484, 40393, 60326, 80786, 120652, 161572, 181117, 282751, 362234, 565502, 724468, 1131004, 1267819, 2535638, 5071276, 5614627, 11229254, 22458508, 39302389, 78604778, 157209556]

約数ペア:

[(1, 157209556), (2, 78604778), (4, 39302389), (7, 22458508), (14, 11229254), (28, 5614627), (31, 5071276), (62, 2535638), (124, 1267819), (139, 1131004), (217, 724468), (278, 565502), (434, 362234), (556, 282751), (868, 181117), (973, 161572), (1303, 120652), (1946, 80786), (2606, 60326), (3892, 40393), (4309, 36484), (5212, 30163), (8618, 18242), (9121, 17236)]