31889690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 67371264

約数和(自身を除く): 35481574

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 151, 245, 302, 431, 490, 755, 862, 1057, 1510, 2114, 2155, 3017, 4310, 5285, 6034, 7399, 10570, 14798, 15085, 21119, 30170, 36995, 42238, 65081, 73990, 105595, 130162, 211190, 325405, 455567, 650810, 911134, 2277835, 3188969, 4555670, 6377938, 15944845, 31889690]

約数ペア:

[(1, 31889690), (2, 15944845), (5, 6377938), (7, 4555670), (10, 3188969), (14, 2277835), (35, 911134), (49, 650810), (70, 455567), (98, 325405), (151, 211190), (245, 130162), (302, 105595), (431, 73990), (490, 65081), (755, 42238), (862, 36995), (1057, 30170), (1510, 21119), (2114, 15085), (2155, 14798), (3017, 10570), (4310, 7399), (5285, 6034)]