2947168072

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 5704776000

約数和(自身を除く): 2757607928

約数列:

[1, 2, 4, 8, 89, 97, 139, 178, 194, 278, 307, 356, 388, 556, 614, 712, 776, 1112, 1228, 2456, 8633, 12371, 13483, 17266, 24742, 26966, 27323, 29779, 34532, 42673, 49484, 53932, 54646, 59558, 69064, 85346, 98968, 107864, 109292, 119116, 170692, 218584, 238232, 341384, 1199987, 2399974, 2650331, 3797897, 4139281, 4799948, 5300662, 7595794, 8278562, 9599896, 10601324, 15191588, 16557124, 21202648, 30383176, 33114248, 368396009, 736792018, 1473584036, 2947168072]

約数ペア:

[(1, 2947168072), (2, 1473584036), (4, 736792018), (8, 368396009), (89, 33114248), (97, 30383176), (139, 21202648), (178, 16557124), (194, 15191588), (278, 10601324), (307, 9599896), (356, 8278562), (388, 7595794), (556, 5300662), (614, 4799948), (712, 4139281), (776, 3797897), (1112, 2650331), (1228, 2399974), (2456, 1199987), (8633, 341384), (12371, 238232), (13483, 218584), (17266, 170692), (24742, 119116), (26966, 109292), (27323, 107864), (29779, 98968), (34532, 85346), (42673, 69064), (49484, 59558), (53932, 54646)]