206835375

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 358465536

約数和(自身を除く): 151630161

約数列:

[1, 3, 5, 15, 25, 43, 75, 101, 125, 127, 129, 215, 303, 375, 381, 505, 635, 645, 1075, 1515, 1905, 2525, 3175, 3225, 4343, 5375, 5461, 7575, 9525, 12625, 12827, 13029, 15875, 16125, 16383, 21715, 27305, 37875, 38481, 47625, 64135, 65145, 81915, 108575, 136525, 192405, 320675, 325725, 409575, 542875, 551561, 682625, 962025, 1603375, 1628625, 1654683, 2047875, 2757805, 4810125, 8273415, 13789025, 41367075, 68945125, 206835375]

約数ペア:

[(1, 206835375), (3, 68945125), (5, 41367075), (15, 13789025), (25, 8273415), (43, 4810125), (75, 2757805), (101, 2047875), (125, 1654683), (127, 1628625), (129, 1603375), (215, 962025), (303, 682625), (375, 551561), (381, 542875), (505, 409575), (635, 325725), (645, 320675), (1075, 192405), (1515, 136525), (1905, 108575), (2525, 81915), (3175, 65145), (3225, 64135), (4343, 47625), (5375, 38481), (5461, 37875), (7575, 27305), (9525, 21715), (12625, 16383), (12827, 16125), (13029, 15875)]