31218696

素因数分解:

$2^3\times 3^6\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 112

約数和(自身を含む): 90303660

約数和(自身を除く): 59084964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 101, 106, 108, 159, 162, 202, 212, 216, 243, 303, 318, 324, 404, 424, 477, 486, 606, 636, 648, 729, 808, 909, 954, 972, 1212, 1272, 1431, 1458, 1818, 1908, 1944, 2424, 2727, 2862, 2916, 3636, 3816, 4293, 5353, 5454, 5724, 5832, 7272, 8181, 8586, 10706, 10908, 11448, 12879, 16059, 16362, 17172, 21412, 21816, 24543, 25758, 32118, 32724, 34344, 38637, 42824, 48177, 49086, 51516, 64236, 65448, 73629, 77274, 96354, 98172, 103032, 128472, 144531, 147258, 154548, 192708, 196344, 289062, 294516, 309096, 385416, 433593, 578124, 589032, 867186, 1156248, 1300779, 1734372, 2601558, 3468744, 3902337, 5203116, 7804674, 10406232, 15609348, 31218696]

約数ペア:

[(1, 31218696), (2, 15609348), (3, 10406232), (4, 7804674), (6, 5203116), (8, 3902337), (9, 3468744), (12, 2601558), (18, 1734372), (24, 1300779), (27, 1156248), (36, 867186), (53, 589032), (54, 578124), (72, 433593), (81, 385416), (101, 309096), (106, 294516), (108, 289062), (159, 196344), (162, 192708), (202, 154548), (212, 147258), (216, 144531), (243, 128472), (303, 103032), (318, 98172), (324, 96354), (404, 77274), (424, 73629), (477, 65448), (486, 64236), (606, 51516), (636, 49086), (648, 48177), (729, 42824), (808, 38637), (909, 34344), (954, 32724), (972, 32118), (1212, 25758), (1272, 24543), (1431, 21816), (1458, 21412), (1818, 17172), (1908, 16362), (1944, 16059), (2424, 12879), (2727, 11448), (2862, 10908), (2916, 10706), (3636, 8586), (3816, 8181), (4293, 7272), (5353, 5832), (5454, 5724)]