638479944

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{58727}}^1$

素因数の和:58890

約数の個数: 48

約数和(自身を含む): 1740697920

約数和(自身を除く): 1102217976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1812, 2718, 3624, 5436, 10872, 58727, 117454, 176181, 234908, 352362, 469816, 528543, 704724, 1057086, 1409448, 2114172, 4228344, 8867777, 17735554, 26603331, 35471108, 53206662, 70942216, 79809993, 106413324, 159619986, 212826648, 319239972, 638479944]

約数ペア:

[(1, 638479944), (2, 319239972), (3, 212826648), (4, 159619986), (6, 106413324), (8, 79809993), (9, 70942216), (12, 53206662), (18, 35471108), (24, 26603331), (36, 17735554), (72, 8867777), (151, 4228344), (302, 2114172), (453, 1409448), (604, 1057086), (906, 704724), (1208, 528543), (1359, 469816), (1812, 352362), (2718, 234908), (3624, 176181), (5436, 117454), (10872, 58727)]