28491228

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 74911200

約数和(自身を除く): 46419972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 97, 123, 164, 194, 199, 246, 291, 369, 388, 398, 492, 582, 597, 738, 796, 873, 1164, 1194, 1476, 1746, 1791, 2388, 3492, 3582, 3977, 7164, 7954, 8159, 11931, 15908, 16318, 19303, 23862, 24477, 32636, 35793, 38606, 47724, 48954, 57909, 71586, 73431, 77212, 97908, 115818, 143172, 146862, 173727, 231636, 293724, 347454, 694908, 791423, 1582846, 2374269, 3165692, 4748538, 7122807, 9497076, 14245614, 28491228]

約数ペア:

[(1, 28491228), (2, 14245614), (3, 9497076), (4, 7122807), (6, 4748538), (9, 3165692), (12, 2374269), (18, 1582846), (36, 791423), (41, 694908), (82, 347454), (97, 293724), (123, 231636), (164, 173727), (194, 146862), (199, 143172), (246, 115818), (291, 97908), (369, 77212), (388, 73431), (398, 71586), (492, 57909), (582, 48954), (597, 47724), (738, 38606), (796, 35793), (873, 32636), (1164, 24477), (1194, 23862), (1476, 19303), (1746, 16318), (1791, 15908), (2388, 11931), (3492, 8159), (3582, 7954), (3977, 7164)]