215499528

素因数分解:

$2^3\times 3^4\times {\mathrm{332561}}^1$

素因数の和:332579

約数の個数: 40

約数和(自身を含む): 603600030

約数和(自身を除く): 388100502

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 332561, 665122, 997683, 1330244, 1995366, 2660488, 2993049, 3990732, 5986098, 7981464, 8979147, 11972196, 17958294, 23944392, 26937441, 35916588, 53874882, 71833176, 107749764, 215499528]

約数ペア:

[(1, 215499528), (2, 107749764), (3, 71833176), (4, 53874882), (6, 35916588), (8, 26937441), (9, 23944392), (12, 17958294), (18, 11972196), (24, 8979147), (27, 7981464), (36, 5986098), (54, 3990732), (72, 2993049), (81, 2660488), (108, 1995366), (162, 1330244), (216, 997683), (324, 665122), (648, 332561)]