15690793468

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{306389}}^1$

素因数の和:306490

約数の個数: 48

約数和(自身を含む): 32943052800

約数和(自身を除く): 17252259332

約数列:

[1, 2, 4, 7, 14, 28, 31, 59, 62, 118, 124, 217, 236, 413, 434, 826, 868, 1652, 1829, 3658, 7316, 12803, 25606, 51212, 306389, 612778, 1225556, 2144723, 4289446, 8578892, 9498059, 18076951, 18996118, 36153902, 37992236, 66486413, 72307804, 126538657, 132972826, 253077314, 265945652, 506154628, 560385481, 1120770962, 2241541924, 3922698367, 7845396734, 15690793468]

約数ペア:

[(1, 15690793468), (2, 7845396734), (4, 3922698367), (7, 2241541924), (14, 1120770962), (28, 560385481), (31, 506154628), (59, 265945652), (62, 253077314), (118, 132972826), (124, 126538657), (217, 72307804), (236, 66486413), (413, 37992236), (434, 36153902), (826, 18996118), (868, 18076951), (1652, 9498059), (1829, 8578892), (3658, 4289446), (7316, 2144723), (12803, 1225556), (25606, 612778), (51212, 306389)]