30461977

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 42230160

約数和(自身を除く): 11768183

約数列:

[1, 7, 13, 17, 29, 49, 91, 97, 119, 203, 221, 377, 493, 637, 679, 833, 1261, 1421, 1547, 1649, 2639, 2813, 3451, 4753, 6409, 8827, 10829, 11543, 18473, 19691, 21437, 24157, 36569, 44863, 47821, 61789, 80801, 137837, 150059, 255983, 314041, 334747, 621673, 1050413, 1791881, 2343229, 4351711, 30461977]

約数ペア:

[(1, 30461977), (7, 4351711), (13, 2343229), (17, 1791881), (29, 1050413), (49, 621673), (91, 334747), (97, 314041), (119, 255983), (203, 150059), (221, 137837), (377, 80801), (493, 61789), (637, 47821), (679, 44863), (833, 36569), (1261, 24157), (1421, 21437), (1547, 19691), (1649, 18473), (2639, 11543), (2813, 10829), (3451, 8827), (4753, 6409)]