4399892

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 9397248

約数和(自身を除く): 4997356

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 137, 148, 217, 259, 274, 434, 518, 548, 868, 959, 1036, 1147, 1918, 2294, 3836, 4247, 4588, 5069, 8029, 8494, 10138, 16058, 16988, 20276, 29729, 32116, 35483, 59458, 70966, 118916, 141932, 157139, 314278, 628556, 1099973, 2199946, 4399892]

約数ペア:

[(1, 4399892), (2, 2199946), (4, 1099973), (7, 628556), (14, 314278), (28, 157139), (31, 141932), (37, 118916), (62, 70966), (74, 59458), (124, 35483), (137, 32116), (148, 29729), (217, 20276), (259, 16988), (274, 16058), (434, 10138), (518, 8494), (548, 8029), (868, 5069), (959, 4588), (1036, 4247), (1147, 3836), (1918, 2294)]