664807815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{983}}^1$

素因数の和:1133

約数の個数: 96

約数和(自身を含む): 1399956480

約数和(自身を除く): 735148665

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 113, 133, 171, 285, 315, 339, 399, 565, 665, 791, 855, 983, 1017, 1197, 1695, 1995, 2147, 2373, 2949, 3955, 4915, 5085, 5985, 6441, 6881, 7119, 8847, 10735, 11865, 14745, 15029, 18677, 19323, 20643, 32205, 34405, 35595, 44235, 45087, 56031, 61929, 75145, 93385, 96615, 103215, 111079, 130739, 135261, 168093, 225435, 280155, 309645, 333237, 392217, 555395, 653695, 676305, 777553, 840465, 999711, 1176651, 1666185, 1961085, 2110501, 2332659, 3887765, 4998555, 5883255, 6331503, 6997977, 10552505, 11663295, 14773507, 18994509, 31657515, 34989885, 44320521, 73867535, 94972545, 132961563, 221602605, 664807815]

約数ペア:

[(1, 664807815), (3, 221602605), (5, 132961563), (7, 94972545), (9, 73867535), (15, 44320521), (19, 34989885), (21, 31657515), (35, 18994509), (45, 14773507), (57, 11663295), (63, 10552505), (95, 6997977), (105, 6331503), (113, 5883255), (133, 4998555), (171, 3887765), (285, 2332659), (315, 2110501), (339, 1961085), (399, 1666185), (565, 1176651), (665, 999711), (791, 840465), (855, 777553), (983, 676305), (1017, 653695), (1197, 555395), (1695, 392217), (1995, 333237), (2147, 309645), (2373, 280155), (2949, 225435), (3955, 168093), (4915, 135261), (5085, 130739), (5985, 111079), (6441, 103215), (6881, 96615), (7119, 93385), (8847, 75145), (10735, 61929), (11865, 56031), (14745, 45087), (15029, 44235), (18677, 35595), (19323, 34405), (20643, 32205)]