3928275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 8124480

約数和(自身を除く): 4196205

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 79, 85, 117, 153, 195, 221, 225, 237, 255, 325, 395, 425, 585, 663, 711, 765, 975, 1027, 1105, 1185, 1275, 1343, 1975, 1989, 2925, 3081, 3315, 3555, 3825, 4029, 5135, 5525, 5925, 6715, 9243, 9945, 12087, 15405, 16575, 17459, 17775, 20145, 25675, 33575, 46215, 49725, 52377, 60435, 77025, 87295, 100725, 157131, 231075, 261885, 302175, 436475, 785655, 1309425, 3928275]

約数ペア:

[(1, 3928275), (3, 1309425), (5, 785655), (9, 436475), (13, 302175), (15, 261885), (17, 231075), (25, 157131), (39, 100725), (45, 87295), (51, 77025), (65, 60435), (75, 52377), (79, 49725), (85, 46215), (117, 33575), (153, 25675), (195, 20145), (221, 17775), (225, 17459), (237, 16575), (255, 15405), (325, 12087), (395, 9945), (425, 9243), (585, 6715), (663, 5925), (711, 5525), (765, 5135), (975, 4029), (1027, 3825), (1105, 3555), (1185, 3315), (1275, 3081), (1343, 2925), (1975, 1989)]