12543225

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 22022400

約数和(自身を除く): 9479175

約数列:

[1, 3, 5, 15, 25, 29, 73, 75, 79, 87, 145, 219, 237, 365, 395, 435, 725, 1095, 1185, 1825, 1975, 2117, 2175, 2291, 5475, 5767, 5925, 6351, 6873, 10585, 11455, 17301, 28835, 31755, 34365, 52925, 57275, 86505, 144175, 158775, 167243, 171825, 432525, 501729, 836215, 2508645, 4181075, 12543225]

約数ペア:

[(1, 12543225), (3, 4181075), (5, 2508645), (15, 836215), (25, 501729), (29, 432525), (73, 171825), (75, 167243), (79, 158775), (87, 144175), (145, 86505), (219, 57275), (237, 52925), (365, 34365), (395, 31755), (435, 28835), (725, 17301), (1095, 11455), (1185, 10585), (1825, 6873), (1975, 6351), (2117, 5925), (2175, 5767), (2291, 5475)]