28860597

素因数分解:

$3^3\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 46824960

約数和(自身を除く): 17964363

約数列:

[1, 3, 9, 27, 29, 31, 41, 87, 93, 123, 261, 279, 369, 783, 837, 841, 899, 1107, 1189, 1271, 2523, 2697, 3567, 3813, 7569, 8091, 10701, 11439, 22707, 24273, 26071, 32103, 34317, 34481, 36859, 78213, 103443, 110577, 234639, 310329, 331731, 703917, 930987, 995193, 1068911, 3206733, 9620199, 28860597]

約数ペア:

[(1, 28860597), (3, 9620199), (9, 3206733), (27, 1068911), (29, 995193), (31, 930987), (41, 703917), (87, 331731), (93, 310329), (123, 234639), (261, 110577), (279, 103443), (369, 78213), (783, 36859), (837, 34481), (841, 34317), (899, 32103), (1107, 26071), (1189, 24273), (1271, 22707), (2523, 11439), (2697, 10701), (3567, 8091), (3813, 7569)]