15623505

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 12681135

約数列:

[1, 3, 5, 9, 15, 45, 47, 83, 89, 141, 235, 249, 267, 415, 423, 445, 705, 747, 801, 1245, 1335, 2115, 3735, 3901, 4005, 4183, 7387, 11703, 12549, 19505, 20915, 22161, 35109, 36935, 37647, 58515, 62745, 66483, 110805, 175545, 188235, 332415, 347189, 1041567, 1735945, 3124701, 5207835, 15623505]

約数ペア:

[(1, 15623505), (3, 5207835), (5, 3124701), (9, 1735945), (15, 1041567), (45, 347189), (47, 332415), (83, 188235), (89, 175545), (141, 110805), (235, 66483), (249, 62745), (267, 58515), (415, 37647), (423, 36935), (445, 35109), (705, 22161), (747, 20915), (801, 19505), (1245, 12549), (1335, 11703), (2115, 7387), (3735, 4183), (3901, 4005)]