18062475

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 32116992

約数和(自身を除く): 14054517

約数列:

[1, 3, 5, 15, 23, 25, 37, 69, 75, 111, 115, 185, 283, 345, 555, 575, 849, 851, 925, 1415, 1725, 2553, 2775, 4245, 4255, 6509, 7075, 10471, 12765, 19527, 21225, 21275, 31413, 32545, 52355, 63825, 97635, 157065, 162725, 240833, 261775, 488175, 722499, 785325, 1204165, 3612495, 6020825, 18062475]

約数ペア:

[(1, 18062475), (3, 6020825), (5, 3612495), (15, 1204165), (23, 785325), (25, 722499), (37, 488175), (69, 261775), (75, 240833), (111, 162725), (115, 157065), (185, 97635), (283, 63825), (345, 52355), (555, 32545), (575, 31413), (849, 21275), (851, 21225), (925, 19527), (1415, 12765), (1725, 10471), (2553, 7075), (2775, 6509), (4245, 4255)]