84128751

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1049}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 148512000

約数和(自身を除く): 64383249

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 67, 133, 171, 201, 399, 469, 603, 1049, 1197, 1273, 1407, 3147, 3819, 4221, 7343, 8911, 9441, 11457, 19931, 22029, 26733, 59793, 66087, 70283, 80199, 139517, 179379, 210849, 418551, 491981, 632547, 1255653, 1335377, 1475943, 4006131, 4427829, 9347639, 12018393, 28042917, 84128751]

約数ペア:

[(1, 84128751), (3, 28042917), (7, 12018393), (9, 9347639), (19, 4427829), (21, 4006131), (57, 1475943), (63, 1335377), (67, 1255653), (133, 632547), (171, 491981), (201, 418551), (399, 210849), (469, 179379), (603, 139517), (1049, 80199), (1197, 70283), (1273, 66087), (1407, 59793), (3147, 26733), (3819, 22029), (4221, 19931), (7343, 11457), (8911, 9441)]