253149533

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 340656624

約数和(自身を除く): 87507091

約数列:

[1, 7, 13, 17, 49, 91, 97, 119, 221, 241, 637, 679, 833, 1261, 1547, 1649, 1687, 3133, 4097, 4753, 8827, 10829, 11543, 11809, 21437, 21931, 23377, 28679, 53261, 61789, 80801, 150059, 153517, 163639, 200753, 303901, 372827, 397409, 1050413, 1145473, 2127307, 2609789, 2781863, 5166317, 14891149, 19473041, 36164219, 253149533]

約数ペア:

[(1, 253149533), (7, 36164219), (13, 19473041), (17, 14891149), (49, 5166317), (91, 2781863), (97, 2609789), (119, 2127307), (221, 1145473), (241, 1050413), (637, 397409), (679, 372827), (833, 303901), (1261, 200753), (1547, 163639), (1649, 153517), (1687, 150059), (3133, 80801), (4097, 61789), (4753, 53261), (8827, 28679), (10829, 23377), (11543, 21931), (11809, 21437)]