252845103

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4253}}^1$

素因数の和:4431

約数の個数: 32

約数和(自身を含む): 408384000

約数和(自身を除く): 155538897

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 1043, 2831, 3129, 4253, 8493, 12759, 19817, 29771, 59451, 80807, 89313, 242421, 565649, 633697, 1696947, 1901091, 4435879, 12040243, 13307637, 36120729, 84281701, 252845103]

約数ペア:

[(1, 252845103), (3, 84281701), (7, 36120729), (19, 13307637), (21, 12040243), (57, 4435879), (133, 1901091), (149, 1696947), (399, 633697), (447, 565649), (1043, 242421), (2831, 89313), (3129, 80807), (4253, 59451), (8493, 29771), (12759, 19817)]