1220835

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 2495232

約数和(自身を除く): 1274397

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 151, 165, 231, 245, 385, 453, 539, 735, 755, 1057, 1155, 1617, 1661, 2265, 2695, 3171, 4983, 5285, 7399, 8085, 8305, 11627, 15855, 22197, 24915, 34881, 36995, 58135, 81389, 110985, 174405, 244167, 406945, 1220835]

約数ペア:

[(1, 1220835), (3, 406945), (5, 244167), (7, 174405), (11, 110985), (15, 81389), (21, 58135), (33, 36995), (35, 34881), (49, 24915), (55, 22197), (77, 15855), (105, 11627), (147, 8305), (151, 8085), (165, 7399), (231, 5285), (245, 4983), (385, 3171), (453, 2695), (539, 2265), (735, 1661), (755, 1617), (1057, 1155)]