561020278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{601}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 1087414272

約数和(自身を除く): 526393994

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 223, 299, 322, 446, 598, 601, 1202, 1561, 2093, 2899, 3122, 4186, 4207, 5129, 5798, 7813, 8414, 10258, 13823, 15626, 20293, 27646, 35903, 40586, 54691, 66677, 71806, 96761, 109382, 133354, 134023, 179699, 193522, 268046, 359398, 466739, 933478, 938161, 1257893, 1742299, 1876322, 2515786, 3082529, 3484598, 6165058, 12196093, 21577703, 24392186, 40072877, 43155406, 80145754, 280510139, 561020278]

約数ペア:

[(1, 561020278), (2, 280510139), (7, 80145754), (13, 43155406), (14, 40072877), (23, 24392186), (26, 21577703), (46, 12196093), (91, 6165058), (161, 3484598), (182, 3082529), (223, 2515786), (299, 1876322), (322, 1742299), (446, 1257893), (598, 938161), (601, 933478), (1202, 466739), (1561, 359398), (2093, 268046), (2899, 193522), (3122, 179699), (4186, 134023), (4207, 133354), (5129, 109382), (5798, 96761), (7813, 71806), (8414, 66677), (10258, 54691), (13823, 40586), (15626, 35903), (20293, 27646)]