221241204

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1019}}^1$

素因数の和:1229

約数の個数: 72

約数和(自身を含む): 578454240

約数和(自身を除く): 357213036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 163, 222, 326, 333, 444, 489, 652, 666, 978, 1019, 1332, 1467, 1956, 2038, 2934, 3057, 4076, 5868, 6031, 6114, 9171, 12062, 12228, 18093, 18342, 24124, 36186, 36684, 37703, 54279, 72372, 75406, 108558, 113109, 150812, 166097, 217116, 226218, 332194, 339327, 452436, 498291, 664388, 678654, 996582, 1357308, 1494873, 1993164, 2989746, 5979492, 6145589, 12291178, 18436767, 24582356, 36873534, 55310301, 73747068, 110620602, 221241204]

約数ペア:

[(1, 221241204), (2, 110620602), (3, 73747068), (4, 55310301), (6, 36873534), (9, 24582356), (12, 18436767), (18, 12291178), (36, 6145589), (37, 5979492), (74, 2989746), (111, 1993164), (148, 1494873), (163, 1357308), (222, 996582), (326, 678654), (333, 664388), (444, 498291), (489, 452436), (652, 339327), (666, 332194), (978, 226218), (1019, 217116), (1332, 166097), (1467, 150812), (1956, 113109), (2038, 108558), (2934, 75406), (3057, 72372), (4076, 54279), (5868, 37703), (6031, 36684), (6114, 36186), (9171, 24124), (12062, 18342), (12228, 18093)]