81810324

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{4951}}^1$

素因数の和:4987

約数の個数: 72

約数和(自身を含む): 227118528

約数和(自身を除く): 145308204

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 153, 162, 204, 243, 306, 324, 459, 486, 612, 918, 972, 1377, 1836, 2754, 4131, 4951, 5508, 8262, 9902, 14853, 16524, 19804, 29706, 44559, 59412, 84167, 89118, 133677, 168334, 178236, 252501, 267354, 336668, 401031, 505002, 534708, 757503, 802062, 1010004, 1203093, 1515006, 1604124, 2272509, 2406186, 3030012, 4545018, 4812372, 6817527, 9090036, 13635054, 20452581, 27270108, 40905162, 81810324]

約数ペア:

[(1, 81810324), (2, 40905162), (3, 27270108), (4, 20452581), (6, 13635054), (9, 9090036), (12, 6817527), (17, 4812372), (18, 4545018), (27, 3030012), (34, 2406186), (36, 2272509), (51, 1604124), (54, 1515006), (68, 1203093), (81, 1010004), (102, 802062), (108, 757503), (153, 534708), (162, 505002), (204, 401031), (243, 336668), (306, 267354), (324, 252501), (459, 178236), (486, 168334), (612, 133677), (918, 89118), (972, 84167), (1377, 59412), (1836, 44559), (2754, 29706), (4131, 19804), (4951, 16524), (5508, 14853), (8262, 9902)]