1558245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 2749824

約数和(自身を除く): 1191579

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 131, 183, 195, 305, 393, 655, 793, 915, 1703, 1965, 2379, 3965, 5109, 7991, 8515, 11895, 23973, 25545, 39955, 103883, 119865, 311649, 519415, 1558245]

約数ペア:

[(1, 1558245), (3, 519415), (5, 311649), (13, 119865), (15, 103883), (39, 39955), (61, 25545), (65, 23973), (131, 11895), (183, 8515), (195, 7991), (305, 5109), (393, 3965), (655, 2379), (793, 1965), (915, 1703)]