128903684

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 294658560

約数和(自身を除く): 165754876

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 89, 91, 92, 161, 173, 178, 182, 299, 322, 346, 356, 364, 598, 623, 644, 692, 1157, 1196, 1211, 1246, 2047, 2093, 2249, 2314, 2422, 2492, 3979, 4094, 4186, 4498, 4628, 4844, 7958, 8099, 8188, 8372, 8996, 14329, 15397, 15743, 15916, 16198, 26611, 27853, 28658, 30794, 31486, 32396, 51727, 53222, 55706, 57316, 61588, 62972, 103454, 106444, 107779, 111412, 186277, 200161, 206908, 215558, 354131, 362089, 372554, 400322, 431116, 708262, 724178, 745108, 800644, 1401127, 1416524, 1448356, 2478917, 2802254, 4603703, 4957834, 5604508, 9207406, 9915668, 18414812, 32225921, 64451842, 128903684]

約数ペア:

[(1, 128903684), (2, 64451842), (4, 32225921), (7, 18414812), (13, 9915668), (14, 9207406), (23, 5604508), (26, 4957834), (28, 4603703), (46, 2802254), (52, 2478917), (89, 1448356), (91, 1416524), (92, 1401127), (161, 800644), (173, 745108), (178, 724178), (182, 708262), (299, 431116), (322, 400322), (346, 372554), (356, 362089), (364, 354131), (598, 215558), (623, 206908), (644, 200161), (692, 186277), (1157, 111412), (1196, 107779), (1211, 106444), (1246, 103454), (2047, 62972), (2093, 61588), (2249, 57316), (2314, 55706), (2422, 53222), (2492, 51727), (3979, 32396), (4094, 31486), (4186, 30794), (4498, 28658), (4628, 27853), (4844, 26611), (7958, 16198), (8099, 15916), (8188, 15743), (8372, 15397), (8996, 14329)]