28575690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6661}}^1$

素因数の和:6695

約数の個数: 64

約数和(自身を含む): 80583552

約数和(自身を除く): 52007862

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 6661, 13322, 19983, 33305, 39966, 66610, 73271, 86593, 99915, 146542, 173186, 199830, 219813, 259779, 366355, 432965, 439626, 519558, 732710, 865930, 952523, 1099065, 1298895, 1905046, 2198130, 2597790, 2857569, 4762615, 5715138, 9525230, 14287845, 28575690]

約数ペア:

[(1, 28575690), (2, 14287845), (3, 9525230), (5, 5715138), (6, 4762615), (10, 2857569), (11, 2597790), (13, 2198130), (15, 1905046), (22, 1298895), (26, 1099065), (30, 952523), (33, 865930), (39, 732710), (55, 519558), (65, 439626), (66, 432965), (78, 366355), (110, 259779), (130, 219813), (143, 199830), (165, 173186), (195, 146542), (286, 99915), (330, 86593), (390, 73271), (429, 66610), (715, 39966), (858, 33305), (1430, 19983), (2145, 13322), (4290, 6661)]