788391422

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{1153}}^1$

素因数の和:1222

約数の個数: 72

約数和(自身を含む): 1555988976

約数和(自身を除く): 767597554

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 169, 182, 221, 238, 289, 338, 442, 578, 1153, 1183, 1547, 2023, 2306, 2366, 2873, 3094, 3757, 4046, 5746, 7514, 8071, 14989, 16142, 19601, 20111, 26299, 29978, 39202, 40222, 48841, 52598, 97682, 104923, 137207, 194857, 209846, 254813, 274414, 333217, 341887, 389714, 509626, 666434, 683774, 1363999, 1783691, 2332519, 2727998, 3312569, 3567382, 4331821, 4665038, 6625138, 8663642, 23187983, 30322747, 46375966, 56313673, 60645494, 112627346, 394195711, 788391422]

約数ペア:

[(1, 788391422), (2, 394195711), (7, 112627346), (13, 60645494), (14, 56313673), (17, 46375966), (26, 30322747), (34, 23187983), (91, 8663642), (119, 6625138), (169, 4665038), (182, 4331821), (221, 3567382), (238, 3312569), (289, 2727998), (338, 2332519), (442, 1783691), (578, 1363999), (1153, 683774), (1183, 666434), (1547, 509626), (2023, 389714), (2306, 341887), (2366, 333217), (2873, 274414), (3094, 254813), (3757, 209846), (4046, 194857), (5746, 137207), (7514, 104923), (8071, 97682), (14989, 52598), (16142, 48841), (19601, 40222), (20111, 39202), (26299, 29978)]