138355875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{17569}}^1$

素因数の和:17597

約数の個数: 48

約数和(自身を含む): 285055680

約数和(自身を除く): 146699805

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 7875, 17569, 52707, 87845, 122983, 158121, 263535, 368949, 439225, 614915, 790605, 1106847, 1317675, 1844745, 2196125, 3074575, 3953025, 5534235, 6588375, 9223725, 15372875, 19765125, 27671175, 46118625, 138355875]

約数ペア:

[(1, 138355875), (3, 46118625), (5, 27671175), (7, 19765125), (9, 15372875), (15, 9223725), (21, 6588375), (25, 5534235), (35, 3953025), (45, 3074575), (63, 2196125), (75, 1844745), (105, 1317675), (125, 1106847), (175, 790605), (225, 614915), (315, 439225), (375, 368949), (525, 263535), (875, 158121), (1125, 122983), (1575, 87845), (2625, 52707), (7875, 17569)]