12947025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 26914944

約数和(自身を除く): 13967919

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 271, 273, 325, 455, 525, 637, 735, 813, 975, 1225, 1355, 1365, 1897, 1911, 2275, 3185, 3523, 3675, 4065, 5691, 6775, 6825, 9485, 9555, 10569, 13279, 15925, 17615, 20325, 24661, 28455, 39837, 47425, 47775, 52845, 66395, 73983, 88075, 123305, 142275, 172627, 199185, 264225, 331975, 369915, 517881, 616525, 863135, 995925, 1849575, 2589405, 4315675, 12947025]

約数ペア:

[(1, 12947025), (3, 4315675), (5, 2589405), (7, 1849575), (13, 995925), (15, 863135), (21, 616525), (25, 517881), (35, 369915), (39, 331975), (49, 264225), (65, 199185), (75, 172627), (91, 142275), (105, 123305), (147, 88075), (175, 73983), (195, 66395), (245, 52845), (271, 47775), (273, 47425), (325, 39837), (455, 28455), (525, 24661), (637, 20325), (735, 17615), (813, 15925), (975, 13279), (1225, 10569), (1355, 9555), (1365, 9485), (1897, 6825), (1911, 6775), (2275, 5691), (3185, 4065), (3523, 3675)]