28837830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2591}}^1$

素因数の和:2661

約数の個数: 64

約数和(自身を含む): 80621568

約数和(自身を除く): 51783738

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 105, 106, 159, 210, 265, 318, 371, 530, 742, 795, 1113, 1590, 1855, 2226, 2591, 3710, 5182, 5565, 7773, 11130, 12955, 15546, 18137, 25910, 36274, 38865, 54411, 77730, 90685, 108822, 137323, 181370, 272055, 274646, 411969, 544110, 686615, 823938, 961261, 1373230, 1922522, 2059845, 2883783, 4119690, 4806305, 5767566, 9612610, 14418915, 28837830]

約数ペア:

[(1, 28837830), (2, 14418915), (3, 9612610), (5, 5767566), (6, 4806305), (7, 4119690), (10, 2883783), (14, 2059845), (15, 1922522), (21, 1373230), (30, 961261), (35, 823938), (42, 686615), (53, 544110), (70, 411969), (105, 274646), (106, 272055), (159, 181370), (210, 137323), (265, 108822), (318, 90685), (371, 77730), (530, 54411), (742, 38865), (795, 36274), (1113, 25910), (1590, 18137), (1855, 15546), (2226, 12955), (2591, 11130), (3710, 7773), (5182, 5565)]