638805972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{7537}}^1$

素因数の和:8560

約数の個数: 48

約数和(自身を含む): 1705397120

約数和(自身を除く): 1066591148

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1009, 2018, 3027, 4036, 6054, 7063, 7537, 12108, 14126, 15074, 21189, 22611, 28252, 30148, 42378, 45222, 52759, 84756, 90444, 105518, 158277, 211036, 316554, 633108, 7604833, 15209666, 22814499, 30419332, 45628998, 53233831, 91257996, 106467662, 159701493, 212935324, 319402986, 638805972]

約数ペア:

[(1, 638805972), (2, 319402986), (3, 212935324), (4, 159701493), (6, 106467662), (7, 91257996), (12, 53233831), (14, 45628998), (21, 30419332), (28, 22814499), (42, 15209666), (84, 7604833), (1009, 633108), (2018, 316554), (3027, 211036), (4036, 158277), (6054, 105518), (7063, 90444), (7537, 84756), (12108, 52759), (14126, 45222), (15074, 42378), (21189, 30148), (22611, 28252)]