38755455

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 66990240

約数和(自身を除く): 28234785

約数列:

[1, 3, 5, 15, 29, 41, 53, 87, 123, 145, 159, 205, 265, 435, 615, 795, 1189, 1537, 1681, 2173, 3567, 4611, 5043, 5945, 6519, 7685, 8405, 10865, 17835, 23055, 25215, 32595, 48749, 63017, 89093, 146247, 189051, 243745, 267279, 315085, 445465, 731235, 945255, 1336395, 2583697, 7751091, 12918485, 38755455]

約数ペア:

[(1, 38755455), (3, 12918485), (5, 7751091), (15, 2583697), (29, 1336395), (41, 945255), (53, 731235), (87, 445465), (123, 315085), (145, 267279), (159, 243745), (205, 189051), (265, 146247), (435, 89093), (615, 63017), (795, 48749), (1189, 32595), (1537, 25215), (1681, 23055), (2173, 17835), (3567, 10865), (4611, 8405), (5043, 7685), (5945, 6519)]