28707966

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 73497600

約数和(自身を除く): 44789634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 173, 189, 346, 378, 439, 519, 878, 1038, 1211, 1317, 1557, 2422, 2634, 3073, 3114, 3633, 3951, 4671, 6146, 7266, 7902, 9219, 9342, 10899, 11853, 18438, 21798, 23706, 27657, 32697, 55314, 65394, 75947, 82971, 151894, 165942, 227841, 455682, 531629, 683523, 1063258, 1367046, 1594887, 2050569, 3189774, 4101138, 4784661, 9569322, 14353983, 28707966]

約数ペア:

[(1, 28707966), (2, 14353983), (3, 9569322), (6, 4784661), (7, 4101138), (9, 3189774), (14, 2050569), (18, 1594887), (21, 1367046), (27, 1063258), (42, 683523), (54, 531629), (63, 455682), (126, 227841), (173, 165942), (189, 151894), (346, 82971), (378, 75947), (439, 65394), (519, 55314), (878, 32697), (1038, 27657), (1211, 23706), (1317, 21798), (1557, 18438), (2422, 11853), (2634, 10899), (3073, 9342), (3114, 9219), (3633, 7902), (3951, 7266), (4671, 6146)]