38947935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 34595745

約数列:

[1, 3, 5, 13, 15, 17, 31, 39, 51, 65, 85, 93, 155, 195, 221, 255, 379, 403, 465, 527, 663, 1105, 1137, 1209, 1581, 1895, 2015, 2635, 3315, 4927, 5685, 6045, 6443, 6851, 7905, 11749, 14781, 19329, 20553, 24635, 32215, 34255, 35247, 58745, 73905, 83759, 96645, 102765, 152737, 176235, 199733, 251277, 418795, 458211, 599199, 763685, 998665, 1256385, 2291055, 2596529, 2995995, 7789587, 12982645, 38947935]

約数ペア:

[(1, 38947935), (3, 12982645), (5, 7789587), (13, 2995995), (15, 2596529), (17, 2291055), (31, 1256385), (39, 998665), (51, 763685), (65, 599199), (85, 458211), (93, 418795), (155, 251277), (195, 199733), (221, 176235), (255, 152737), (379, 102765), (403, 96645), (465, 83759), (527, 73905), (663, 58745), (1105, 35247), (1137, 34255), (1209, 32215), (1581, 24635), (1895, 20553), (2015, 19329), (2635, 14781), (3315, 11749), (4927, 7905), (5685, 6851), (6045, 6443)]