313209470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{631}}^1\times {\mathrm{1013}}^1$

素因数の和:1665

約数の個数: 48

約数和(自身を含む): 657510048

約数和(自身を除く): 344300578

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 631, 1013, 1262, 2026, 3155, 4417, 5065, 6310, 7091, 8834, 10130, 14182, 22085, 30919, 35455, 44170, 49637, 61838, 70910, 99274, 154595, 248185, 309190, 496370, 639203, 1278406, 3196015, 4474421, 6392030, 8948842, 22372105, 31320947, 44744210, 62641894, 156604735, 313209470]

約数ペア:

[(1, 313209470), (2, 156604735), (5, 62641894), (7, 44744210), (10, 31320947), (14, 22372105), (35, 8948842), (49, 6392030), (70, 4474421), (98, 3196015), (245, 1278406), (490, 639203), (631, 496370), (1013, 309190), (1262, 248185), (2026, 154595), (3155, 99274), (4417, 70910), (5065, 61838), (6310, 49637), (7091, 44170), (8834, 35455), (10130, 30919), (14182, 22085)]