221324964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{3331}}^1$

素因数の和:3465

約数の個数: 72

約数和(自身を含む): 606237408

約数和(自身を除く): 384912444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 113, 147, 196, 226, 294, 339, 452, 588, 678, 791, 1356, 1582, 2373, 3164, 3331, 4746, 5537, 6662, 9492, 9993, 11074, 13324, 16611, 19986, 22148, 23317, 33222, 39972, 46634, 66444, 69951, 93268, 139902, 163219, 279804, 326438, 376403, 489657, 652876, 752806, 979314, 1129209, 1505612, 1958628, 2258418, 2634821, 4516836, 5269642, 7904463, 10539284, 15808926, 18443747, 31617852, 36887494, 55331241, 73774988, 110662482, 221324964]

約数ペア:

[(1, 221324964), (2, 110662482), (3, 73774988), (4, 55331241), (6, 36887494), (7, 31617852), (12, 18443747), (14, 15808926), (21, 10539284), (28, 7904463), (42, 5269642), (49, 4516836), (84, 2634821), (98, 2258418), (113, 1958628), (147, 1505612), (196, 1129209), (226, 979314), (294, 752806), (339, 652876), (452, 489657), (588, 376403), (678, 326438), (791, 279804), (1356, 163219), (1582, 139902), (2373, 93268), (3164, 69951), (3331, 66444), (4746, 46634), (5537, 39972), (6662, 33222), (9492, 23317), (9993, 22148), (11074, 19986), (13324, 16611)]