221346918

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1811

約数の個数: 80

約数和(自身を含む): 543204816

約数和(自身を除く): 321857898

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 81, 117, 122, 162, 183, 234, 351, 366, 549, 702, 793, 1053, 1098, 1586, 1647, 1723, 2106, 2379, 3294, 3446, 4758, 4941, 5169, 7137, 9882, 10338, 14274, 15507, 21411, 22399, 31014, 42822, 44798, 46521, 64233, 67197, 93042, 105103, 128466, 134394, 139563, 201591, 210206, 279126, 315309, 403182, 604773, 630618, 945927, 1209546, 1366339, 1814319, 1891854, 2732678, 2837781, 3628638, 4099017, 5675562, 8198034, 8513343, 12297051, 17026686, 24594102, 36891153, 73782306, 110673459, 221346918]

約数ペア:

[(1, 221346918), (2, 110673459), (3, 73782306), (6, 36891153), (9, 24594102), (13, 17026686), (18, 12297051), (26, 8513343), (27, 8198034), (39, 5675562), (54, 4099017), (61, 3628638), (78, 2837781), (81, 2732678), (117, 1891854), (122, 1814319), (162, 1366339), (183, 1209546), (234, 945927), (351, 630618), (366, 604773), (549, 403182), (702, 315309), (793, 279126), (1053, 210206), (1098, 201591), (1586, 139563), (1647, 134394), (1723, 128466), (2106, 105103), (2379, 93042), (3294, 67197), (3446, 64233), (4758, 46521), (4941, 44798), (5169, 42822), (7137, 31014), (9882, 22399), (10338, 21411), (14274, 15507)]