54978765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1447}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 93830400

約数和(自身を除く): 38851635

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 447, 745, 1447, 2235, 2533, 4341, 7235, 7599, 12665, 21705, 24599, 37995, 73797, 122995, 215603, 368985, 646809, 1078015, 3234045, 3665251, 10995753, 18326255, 54978765]

約数ペア:

[(1, 54978765), (3, 18326255), (5, 10995753), (15, 3665251), (17, 3234045), (51, 1078015), (85, 646809), (149, 368985), (255, 215603), (447, 122995), (745, 73797), (1447, 37995), (2235, 24599), (2533, 21705), (4341, 12665), (7235, 7599)]