30142995

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2203

約数の個数: 32

約数和(自身を含む): 51577344

約数和(自身を除く): 21434349

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2131, 2829, 4715, 6393, 10655, 14145, 31965, 49013, 87371, 147039, 245065, 262113, 436855, 735195, 1310565, 2009533, 6028599, 10047665, 30142995]

約数ペア:

[(1, 30142995), (3, 10047665), (5, 6028599), (15, 2009533), (23, 1310565), (41, 735195), (69, 436855), (115, 262113), (123, 245065), (205, 147039), (345, 87371), (615, 49013), (943, 31965), (2131, 14145), (2829, 10655), (4715, 6393)]