388977165

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{58013}}^1$

素因数の和:58173

約数の個数: 24

約数和(自身を含む): 678763800

約数和(自身を除く): 289786635

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 58013, 174039, 290065, 522117, 870195, 2610585, 8643937, 25931811, 43219685, 77795433, 129659055, 388977165]

約数ペア:

[(1, 388977165), (3, 129659055), (5, 77795433), (9, 43219685), (15, 25931811), (45, 8643937), (149, 2610585), (447, 870195), (745, 522117), (1341, 290065), (2235, 174039), (6705, 58013)]