81297762

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 206841600

約数和(自身を除く): 125543838

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 89, 91, 98, 147, 178, 182, 239, 267, 273, 294, 478, 534, 546, 623, 637, 717, 1157, 1246, 1274, 1434, 1673, 1869, 1911, 2314, 3107, 3346, 3471, 3738, 3822, 4361, 5019, 6214, 6942, 8099, 8722, 9321, 10038, 11711, 13083, 16198, 18642, 21271, 21749, 23422, 24297, 26166, 35133, 42542, 43498, 48594, 56693, 63813, 65247, 70266, 113386, 127626, 130494, 148897, 152243, 170079, 276523, 297794, 304486, 340158, 446691, 456729, 553046, 829569, 893382, 913458, 1042279, 1659138, 1935661, 2084558, 3126837, 3871322, 5806983, 6253674, 11613966, 13549627, 27099254, 40648881, 81297762]

約数ペア:

[(1, 81297762), (2, 40648881), (3, 27099254), (6, 13549627), (7, 11613966), (13, 6253674), (14, 5806983), (21, 3871322), (26, 3126837), (39, 2084558), (42, 1935661), (49, 1659138), (78, 1042279), (89, 913458), (91, 893382), (98, 829569), (147, 553046), (178, 456729), (182, 446691), (239, 340158), (267, 304486), (273, 297794), (294, 276523), (478, 170079), (534, 152243), (546, 148897), (623, 130494), (637, 127626), (717, 113386), (1157, 70266), (1246, 65247), (1274, 63813), (1434, 56693), (1673, 48594), (1869, 43498), (1911, 42542), (2314, 35133), (3107, 26166), (3346, 24297), (3471, 23422), (3738, 21749), (3822, 21271), (4361, 18642), (5019, 16198), (6214, 13083), (6942, 11711), (8099, 10038), (8722, 9321)]