126988472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1979}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 256964400

約数和(自身を除く): 129975928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 617, 1234, 1979, 2468, 3958, 4936, 7916, 8021, 15832, 16042, 25727, 32084, 51454, 64168, 102908, 205816, 1221043, 2442086, 4884172, 9768344, 15873559, 31747118, 63494236, 126988472]

約数ペア:

[(1, 126988472), (2, 63494236), (4, 31747118), (8, 15873559), (13, 9768344), (26, 4884172), (52, 2442086), (104, 1221043), (617, 205816), (1234, 102908), (1979, 64168), (2468, 51454), (3958, 32084), (4936, 25727), (7916, 16042), (8021, 15832)]