30978972

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{14107}}^1$

素因数の和:14178

約数の個数: 36

約数和(自身を含む): 79597336

約数和(自身を除く): 48618364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 14107, 28214, 42321, 56428, 84642, 126963, 169284, 253926, 507852, 860527, 1721054, 2581581, 3442108, 5163162, 7744743, 10326324, 15489486, 30978972]

約数ペア:

[(1, 30978972), (2, 15489486), (3, 10326324), (4, 7744743), (6, 5163162), (9, 3442108), (12, 2581581), (18, 1721054), (36, 860527), (61, 507852), (122, 253926), (183, 169284), (244, 126963), (366, 84642), (549, 56428), (732, 42321), (1098, 28214), (2196, 14107)]