31045515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 54183168

約数和(自身を除く): 23137653

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 107, 115, 145, 321, 345, 435, 535, 667, 841, 1605, 2001, 2461, 2523, 3103, 3335, 4205, 7383, 9309, 10005, 12305, 12615, 15515, 19343, 36915, 46545, 58029, 71369, 89987, 96715, 214107, 269961, 290145, 356845, 449935, 1070535, 1349805, 2069701, 6209103, 10348505, 31045515]

約数ペア:

[(1, 31045515), (3, 10348505), (5, 6209103), (15, 2069701), (23, 1349805), (29, 1070535), (69, 449935), (87, 356845), (107, 290145), (115, 269961), (145, 214107), (321, 96715), (345, 89987), (435, 71369), (535, 58029), (667, 46545), (841, 36915), (1605, 19343), (2001, 15515), (2461, 12615), (2523, 12305), (3103, 10005), (3335, 9309), (4205, 7383)]