65821212

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:979

約数の個数: 72

約数和(自身を含む): 177729552

約数和(自身を除く): 111908340

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 131, 153, 204, 262, 306, 393, 524, 612, 786, 821, 1179, 1572, 1642, 2227, 2358, 2463, 3284, 4454, 4716, 4926, 6681, 7389, 8908, 9852, 13362, 13957, 14778, 20043, 26724, 27914, 29556, 40086, 41871, 55828, 80172, 83742, 107551, 125613, 167484, 215102, 251226, 322653, 430204, 502452, 645306, 967959, 1290612, 1828367, 1935918, 3656734, 3871836, 5485101, 7313468, 10970202, 16455303, 21940404, 32910606, 65821212]

約数ペア:

[(1, 65821212), (2, 32910606), (3, 21940404), (4, 16455303), (6, 10970202), (9, 7313468), (12, 5485101), (17, 3871836), (18, 3656734), (34, 1935918), (36, 1828367), (51, 1290612), (68, 967959), (102, 645306), (131, 502452), (153, 430204), (204, 322653), (262, 251226), (306, 215102), (393, 167484), (524, 125613), (612, 107551), (786, 83742), (821, 80172), (1179, 55828), (1572, 41871), (1642, 40086), (2227, 29556), (2358, 27914), (2463, 26724), (3284, 20043), (4454, 14778), (4716, 13957), (4926, 13362), (6681, 9852), (7389, 8908)]