218661352

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9689}}^1$

素因数の和:9746

約数の個数: 64

約数和(自身を含む): 520934400

約数和(自身を除く): 302273048

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 9689, 11284, 19378, 22568, 38756, 67823, 77512, 125957, 135646, 251914, 271292, 300359, 503828, 542584, 600718, 881699, 1007656, 1201436, 1763398, 2102513, 2402872, 3526796, 3904667, 4205026, 7053592, 7809334, 8410052, 15618668, 16820104, 27332669, 31237336, 54665338, 109330676, 218661352]

約数ペア:

[(1, 218661352), (2, 109330676), (4, 54665338), (7, 31237336), (8, 27332669), (13, 16820104), (14, 15618668), (26, 8410052), (28, 7809334), (31, 7053592), (52, 4205026), (56, 3904667), (62, 3526796), (91, 2402872), (104, 2102513), (124, 1763398), (182, 1201436), (217, 1007656), (248, 881699), (364, 600718), (403, 542584), (434, 503828), (728, 300359), (806, 271292), (868, 251914), (1612, 135646), (1736, 125957), (2821, 77512), (3224, 67823), (5642, 38756), (9689, 22568), (11284, 19378)]