218419201

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 313528320

約数和(自身を除く): 95109119

約数列:

[1, 7, 11, 13, 23, 53, 77, 91, 143, 161, 179, 253, 299, 371, 583, 689, 1001, 1219, 1253, 1771, 1969, 2093, 2327, 3289, 4081, 4117, 4823, 7579, 8533, 9487, 13409, 13783, 15847, 16289, 23023, 25597, 28819, 45287, 53053, 53521, 66409, 93863, 104357, 110929, 123331, 174317, 179179, 218201, 317009, 374647, 588731, 730499, 863317, 1220219, 1356641, 1527407, 2400211, 2836613, 4121117, 9496487, 16801477, 19856291, 31202743, 218419201]

約数ペア:

[(1, 218419201), (7, 31202743), (11, 19856291), (13, 16801477), (23, 9496487), (53, 4121117), (77, 2836613), (91, 2400211), (143, 1527407), (161, 1356641), (179, 1220219), (253, 863317), (299, 730499), (371, 588731), (583, 374647), (689, 317009), (1001, 218201), (1219, 179179), (1253, 174317), (1771, 123331), (1969, 110929), (2093, 104357), (2327, 93863), (3289, 66409), (4081, 53521), (4117, 53053), (4823, 45287), (7579, 28819), (8533, 25597), (9487, 23023), (13409, 16289), (13783, 15847)]