1921978179

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{106087}}^1$

素因数の和:106168

約数の個数: 32

約数和(自身を含む): 3157178880

約数和(自身を除く): 1235200701

約数列:

[1, 3, 9, 11, 27, 33, 61, 99, 183, 297, 549, 671, 1647, 2013, 6039, 18117, 106087, 318261, 954783, 1166957, 2864349, 3500871, 6471307, 10502613, 19413921, 31507839, 58241763, 71184377, 174725289, 213553131, 640659393, 1921978179]

約数ペア:

[(1, 1921978179), (3, 640659393), (9, 213553131), (11, 174725289), (27, 71184377), (33, 58241763), (61, 31507839), (99, 19413921), (183, 10502613), (297, 6471307), (549, 3500871), (671, 2864349), (1647, 1166957), (2013, 954783), (6039, 318261), (18117, 106087)]