201587265

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 420249600

約数和(自身を除く): 218662335

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 31, 33, 45, 55, 87, 93, 99, 135, 145, 151, 155, 165, 261, 279, 297, 319, 341, 435, 453, 465, 495, 755, 783, 837, 899, 957, 1023, 1305, 1359, 1395, 1485, 1595, 1661, 1705, 2265, 2697, 2871, 3069, 3915, 4077, 4185, 4379, 4495, 4681, 4785, 4983, 5115, 6795, 8091, 8305, 8613, 9207, 9889, 13137, 13485, 14043, 14355, 14949, 15345, 20385, 21895, 23405, 24273, 24915, 29667, 39411, 40455, 42129, 43065, 44847, 46035, 48169, 49445, 51491, 65685, 70215, 74745, 89001, 118233, 121365, 126387, 135749, 144507, 148335, 154473, 197055, 210645, 224235, 240845, 257455, 267003, 407247, 433521, 445005, 463419, 591165, 631935, 678745, 722535, 772365, 1221741, 1300563, 1335015, 1390257, 1493239, 2036235, 2167605, 2317095, 3665223, 4479717, 6108705, 6502815, 6951285, 7466195, 13439151, 18326115, 22398585, 40317453, 67195755, 201587265]

約数ペア:

[(1, 201587265), (3, 67195755), (5, 40317453), (9, 22398585), (11, 18326115), (15, 13439151), (27, 7466195), (29, 6951285), (31, 6502815), (33, 6108705), (45, 4479717), (55, 3665223), (87, 2317095), (93, 2167605), (99, 2036235), (135, 1493239), (145, 1390257), (151, 1335015), (155, 1300563), (165, 1221741), (261, 772365), (279, 722535), (297, 678745), (319, 631935), (341, 591165), (435, 463419), (453, 445005), (465, 433521), (495, 407247), (755, 267003), (783, 257455), (837, 240845), (899, 224235), (957, 210645), (1023, 197055), (1305, 154473), (1359, 148335), (1395, 144507), (1485, 135749), (1595, 126387), (1661, 121365), (1705, 118233), (2265, 89001), (2697, 74745), (2871, 70215), (3069, 65685), (3915, 51491), (4077, 49445), (4185, 48169), (4379, 46035), (4495, 44847), (4681, 43065), (4785, 42129), (4983, 40455), (5115, 39411), (6795, 29667), (8091, 24915), (8305, 24273), (8613, 23405), (9207, 21895), (9889, 20385), (13137, 15345), (13485, 14949), (14043, 14355)]