72148563

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 113372160

約数和(自身を除く): 41223597

約数列:

[1, 3, 9, 27, 31, 59, 81, 93, 177, 279, 487, 531, 837, 1461, 1593, 1829, 2511, 4383, 4779, 5487, 13149, 15097, 16461, 28733, 39447, 45291, 49383, 86199, 135873, 148149, 258597, 407619, 775791, 890723, 1222857, 2327373, 2672169, 8016507, 24049521, 72148563]

約数ペア:

[(1, 72148563), (3, 24049521), (9, 8016507), (27, 2672169), (31, 2327373), (59, 1222857), (81, 890723), (93, 775791), (177, 407619), (279, 258597), (487, 148149), (531, 135873), (837, 86199), (1461, 49383), (1593, 45291), (1829, 39447), (2511, 28733), (4383, 16461), (4779, 15097), (5487, 13149)]