221609724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:795

約数の個数: 96

約数和(自身を含む): 613272576

約数和(自身を除く): 391662852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 113, 148, 222, 226, 259, 339, 444, 452, 518, 631, 678, 777, 791, 1036, 1262, 1356, 1554, 1582, 1893, 2373, 2524, 3108, 3164, 3786, 4181, 4417, 4746, 7572, 8362, 8834, 9492, 12543, 13251, 16724, 17668, 23347, 25086, 26502, 29267, 46694, 50172, 53004, 58534, 70041, 71303, 87801, 93388, 117068, 140082, 142606, 163429, 175602, 213909, 280164, 285212, 326858, 351204, 427818, 490287, 499121, 653716, 855636, 980574, 998242, 1497363, 1961148, 1996484, 2638211, 2994726, 5276422, 5989452, 7914633, 10552844, 15829266, 18467477, 31658532, 36934954, 55402431, 73869908, 110804862, 221609724]

約数ペア:

[(1, 221609724), (2, 110804862), (3, 73869908), (4, 55402431), (6, 36934954), (7, 31658532), (12, 18467477), (14, 15829266), (21, 10552844), (28, 7914633), (37, 5989452), (42, 5276422), (74, 2994726), (84, 2638211), (111, 1996484), (113, 1961148), (148, 1497363), (222, 998242), (226, 980574), (259, 855636), (339, 653716), (444, 499121), (452, 490287), (518, 427818), (631, 351204), (678, 326858), (777, 285212), (791, 280164), (1036, 213909), (1262, 175602), (1356, 163429), (1554, 142606), (1582, 140082), (1893, 117068), (2373, 93388), (2524, 87801), (3108, 71303), (3164, 70041), (3786, 58534), (4181, 53004), (4417, 50172), (4746, 46694), (7572, 29267), (8362, 26502), (8834, 25086), (9492, 23347), (12543, 17668), (13251, 16724)]