28798452

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 77837760

約数和(自身を除く): 49039308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 284, 342, 426, 593, 639, 684, 852, 1186, 1278, 1349, 1779, 2372, 2556, 2698, 3558, 4047, 5337, 5396, 7116, 8094, 10674, 11267, 12141, 16188, 21348, 22534, 24282, 33801, 42103, 45068, 48564, 67602, 84206, 101403, 126309, 135204, 168412, 202806, 252618, 378927, 405612, 505236, 757854, 799957, 1515708, 1599914, 2399871, 3199828, 4799742, 7199613, 9599484, 14399226, 28798452]

約数ペア:

[(1, 28798452), (2, 14399226), (3, 9599484), (4, 7199613), (6, 4799742), (9, 3199828), (12, 2399871), (18, 1599914), (19, 1515708), (36, 799957), (38, 757854), (57, 505236), (71, 405612), (76, 378927), (114, 252618), (142, 202806), (171, 168412), (213, 135204), (228, 126309), (284, 101403), (342, 84206), (426, 67602), (593, 48564), (639, 45068), (684, 42103), (852, 33801), (1186, 24282), (1278, 22534), (1349, 21348), (1779, 16188), (2372, 12141), (2556, 11267), (2698, 10674), (3558, 8094), (4047, 7116), (5337, 5396)]