30742491

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 14980389

約数列:

[1, 3, 13, 39, 53, 107, 139, 159, 321, 417, 689, 1391, 1807, 2067, 4173, 5421, 5671, 7367, 14873, 17013, 22101, 44619, 73723, 95771, 193349, 221169, 287313, 580047, 788269, 2364807, 10247497, 30742491]

約数ペア:

[(1, 30742491), (3, 10247497), (13, 2364807), (39, 788269), (53, 580047), (107, 287313), (139, 221169), (159, 193349), (321, 95771), (417, 73723), (689, 44619), (1391, 22101), (1807, 17013), (2067, 14873), (4173, 7367), (5421, 5671)]