218683638

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{31393}}^1$

素因数の和:31450

約数の個数: 40

約数和(自身を含む): 501424968

約数和(自身を除く): 282741330

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 3483, 6966, 31393, 62786, 94179, 188358, 282537, 565074, 847611, 1349899, 1695222, 2542833, 2699798, 4049697, 5085666, 8099394, 12149091, 24298182, 36447273, 72894546, 109341819, 218683638]

約数ペア:

[(1, 218683638), (2, 109341819), (3, 72894546), (6, 36447273), (9, 24298182), (18, 12149091), (27, 8099394), (43, 5085666), (54, 4049697), (81, 2699798), (86, 2542833), (129, 1695222), (162, 1349899), (258, 847611), (387, 565074), (774, 282537), (1161, 188358), (2322, 94179), (3483, 62786), (6966, 31393)]