18469425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 34650560

約数和(自身を除く): 16181135

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 475, 741, 975, 997, 1235, 1425, 2991, 3705, 4985, 6175, 12961, 14955, 18525, 18943, 24925, 38883, 56829, 64805, 74775, 94715, 194415, 246259, 284145, 324025, 473575, 738777, 972075, 1231295, 1420725, 3693885, 6156475, 18469425]

約数ペア:

[(1, 18469425), (3, 6156475), (5, 3693885), (13, 1420725), (15, 1231295), (19, 972075), (25, 738777), (39, 473575), (57, 324025), (65, 284145), (75, 246259), (95, 194415), (195, 94715), (247, 74775), (285, 64805), (325, 56829), (475, 38883), (741, 24925), (975, 18943), (997, 18525), (1235, 14955), (1425, 12961), (2991, 6175), (3705, 4985)]