305038719

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{1487}}^1$

素因数の和:2507

約数の個数: 24

約数和(自身を含む): 460541952

約数和(自身を除く): 155503233

約数列:

[1, 3, 9, 23, 69, 207, 991, 1487, 2973, 4461, 8919, 13383, 22793, 34201, 68379, 102603, 205137, 307809, 1473617, 4420851, 13262553, 33893191, 101679573, 305038719]

約数ペア:

[(1, 305038719), (3, 101679573), (9, 33893191), (23, 13262553), (69, 4420851), (207, 1473617), (991, 307809), (1487, 205137), (2973, 102603), (4461, 68379), (8919, 34201), (13383, 22793)]