311914827

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{503}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 563189760

約数和(自身を除く): 251274933

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 193, 357, 459, 503, 579, 1071, 1351, 1509, 1737, 3213, 3281, 3521, 4053, 4527, 5211, 8551, 9843, 10563, 12159, 13581, 22967, 25653, 29529, 31689, 36477, 59857, 68901, 76959, 88587, 95067, 97079, 179571, 206703, 230877, 291237, 538713, 620109, 679553, 873711, 1616139, 1650343, 2038659, 2621133, 4951029, 6115977, 11552401, 14853087, 18347931, 34657203, 44559261, 103971609, 311914827]

約数ペア:

[(1, 311914827), (3, 103971609), (7, 44559261), (9, 34657203), (17, 18347931), (21, 14853087), (27, 11552401), (51, 6115977), (63, 4951029), (119, 2621133), (153, 2038659), (189, 1650343), (193, 1616139), (357, 873711), (459, 679553), (503, 620109), (579, 538713), (1071, 291237), (1351, 230877), (1509, 206703), (1737, 179571), (3213, 97079), (3281, 95067), (3521, 88587), (4053, 76959), (4527, 68901), (5211, 59857), (8551, 36477), (9843, 31689), (10563, 29529), (12159, 25653), (13581, 22967)]