277417725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 509208480

約数和(自身を除く): 231790755

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 65, 75, 129, 169, 195, 215, 325, 507, 509, 559, 645, 845, 975, 1075, 1527, 1677, 2535, 2545, 2795, 3225, 4225, 6617, 7267, 7635, 8385, 12675, 12725, 13975, 19851, 21801, 21887, 33085, 36335, 38175, 41925, 65661, 86021, 99255, 109005, 109435, 165425, 181675, 258063, 284531, 328305, 430105, 496275, 545025, 547175, 853593, 1290315, 1422655, 1641525, 2150525, 3698903, 4267965, 6451575, 7113275, 11096709, 18494515, 21339825, 55483545, 92472575, 277417725]

約数ペア:

[(1, 277417725), (3, 92472575), (5, 55483545), (13, 21339825), (15, 18494515), (25, 11096709), (39, 7113275), (43, 6451575), (65, 4267965), (75, 3698903), (129, 2150525), (169, 1641525), (195, 1422655), (215, 1290315), (325, 853593), (507, 547175), (509, 545025), (559, 496275), (645, 430105), (845, 328305), (975, 284531), (1075, 258063), (1527, 181675), (1677, 165425), (2535, 109435), (2545, 109005), (2795, 99255), (3225, 86021), (4225, 65661), (6617, 41925), (7267, 38175), (7635, 36335), (8385, 33085), (12675, 21887), (12725, 21801), (13975, 19851)]