13233975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 23748480

約数和(自身を除く): 10514505

約数列:

[1, 3, 5, 15, 19, 25, 37, 57, 75, 95, 111, 185, 251, 285, 475, 555, 703, 753, 925, 1255, 1425, 2109, 2775, 3515, 3765, 4769, 6275, 9287, 10545, 14307, 17575, 18825, 23845, 27861, 46435, 52725, 71535, 119225, 139305, 176453, 232175, 357675, 529359, 696525, 882265, 2646795, 4411325, 13233975]

約数ペア:

[(1, 13233975), (3, 4411325), (5, 2646795), (15, 882265), (19, 696525), (25, 529359), (37, 357675), (57, 232175), (75, 176453), (95, 139305), (111, 119225), (185, 71535), (251, 52725), (285, 46435), (475, 27861), (555, 23845), (703, 18825), (753, 17575), (925, 14307), (1255, 10545), (1425, 9287), (2109, 6275), (2775, 4769), (3515, 3765)]