221566631990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1013}}^1\times {\mathrm{16433}}^1$

素因数の和:17486

約数の個数: 64

約数和(自身を含む): 439131730752

約数和(自身を除く): 217565098762

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1013, 1210, 1331, 2026, 2662, 5065, 6655, 10130, 11143, 13310, 16433, 22286, 32866, 55715, 82165, 111430, 122573, 164330, 180763, 245146, 361526, 612865, 903815, 1225730, 1348303, 1807630, 1988393, 2696606, 3976786, 6741515, 9941965, 13483030, 16646629, 19883930, 21872323, 33293258, 43744646, 83233145, 109361615, 166466290, 183112919, 218723230, 366225838, 915564595, 1831129190, 2014242109, 4028484218, 10071210545, 20142421090, 22156663199, 44313326398, 110783315995, 221566631990]

約数ペア:

[(1, 221566631990), (2, 110783315995), (5, 44313326398), (10, 22156663199), (11, 20142421090), (22, 10071210545), (55, 4028484218), (110, 2014242109), (121, 1831129190), (242, 915564595), (605, 366225838), (1013, 218723230), (1210, 183112919), (1331, 166466290), (2026, 109361615), (2662, 83233145), (5065, 43744646), (6655, 33293258), (10130, 21872323), (11143, 19883930), (13310, 16646629), (16433, 13483030), (22286, 9941965), (32866, 6741515), (55715, 3976786), (82165, 2696606), (111430, 1988393), (122573, 1807630), (164330, 1348303), (180763, 1225730), (245146, 903815), (361526, 612865)]