1213212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 3838464

約数和(自身を除く): 2625252

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 101, 132, 143, 154, 156, 182, 202, 231, 273, 286, 303, 308, 364, 404, 429, 462, 546, 572, 606, 707, 858, 924, 1001, 1092, 1111, 1212, 1313, 1414, 1716, 2002, 2121, 2222, 2626, 2828, 3003, 3333, 3939, 4004, 4242, 4444, 5252, 6006, 6666, 7777, 7878, 8484, 9191, 12012, 13332, 14443, 15554, 15756, 18382, 23331, 27573, 28886, 31108, 36764, 43329, 46662, 55146, 57772, 86658, 93324, 101101, 110292, 173316, 202202, 303303, 404404, 606606, 1213212]

約数ペア:

[(1, 1213212), (2, 606606), (3, 404404), (4, 303303), (6, 202202), (7, 173316), (11, 110292), (12, 101101), (13, 93324), (14, 86658), (21, 57772), (22, 55146), (26, 46662), (28, 43329), (33, 36764), (39, 31108), (42, 28886), (44, 27573), (52, 23331), (66, 18382), (77, 15756), (78, 15554), (84, 14443), (91, 13332), (101, 12012), (132, 9191), (143, 8484), (154, 7878), (156, 7777), (182, 6666), (202, 6006), (231, 5252), (273, 4444), (286, 4242), (303, 4004), (308, 3939), (364, 3333), (404, 3003), (429, 2828), (462, 2626), (546, 2222), (572, 2121), (606, 2002), (707, 1716), (858, 1414), (924, 1313), (1001, 1212), (1092, 1111)]