213760287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{491}}^1$

素因数の和:632

約数の個数: 36

約数和(自身を含む): 338744952

約数和(自身を除く): 124984665

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 491, 549, 793, 1473, 2379, 3721, 4419, 6383, 7137, 11163, 19149, 29951, 33489, 48373, 57447, 89853, 145119, 269559, 389363, 435357, 1168089, 1827011, 3504267, 5481033, 16443099, 23751143, 71253429, 213760287]

約数ペア:

[(1, 213760287), (3, 71253429), (9, 23751143), (13, 16443099), (39, 5481033), (61, 3504267), (117, 1827011), (183, 1168089), (491, 435357), (549, 389363), (793, 269559), (1473, 145119), (2379, 89853), (3721, 57447), (4419, 48373), (6383, 33489), (7137, 29951), (11163, 19149)]