28320552

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 83865600

約数和(自身を除く): 55545048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 79, 104, 117, 156, 158, 234, 237, 312, 316, 383, 468, 474, 632, 711, 766, 936, 948, 1027, 1149, 1422, 1532, 1896, 2054, 2298, 2844, 3064, 3081, 3447, 4108, 4596, 4979, 5688, 6162, 6894, 8216, 9192, 9243, 9958, 12324, 13788, 14937, 18486, 19916, 24648, 27576, 29874, 30257, 36972, 39832, 44811, 59748, 60514, 73944, 89622, 90771, 119496, 121028, 179244, 181542, 242056, 272313, 358488, 363084, 393341, 544626, 726168, 786682, 1089252, 1180023, 1573364, 2178504, 2360046, 3146728, 3540069, 4720092, 7080138, 9440184, 14160276, 28320552]

約数ペア:

[(1, 28320552), (2, 14160276), (3, 9440184), (4, 7080138), (6, 4720092), (8, 3540069), (9, 3146728), (12, 2360046), (13, 2178504), (18, 1573364), (24, 1180023), (26, 1089252), (36, 786682), (39, 726168), (52, 544626), (72, 393341), (78, 363084), (79, 358488), (104, 272313), (117, 242056), (156, 181542), (158, 179244), (234, 121028), (237, 119496), (312, 90771), (316, 89622), (383, 73944), (468, 60514), (474, 59748), (632, 44811), (711, 39832), (766, 36972), (936, 30257), (948, 29874), (1027, 27576), (1149, 24648), (1422, 19916), (1532, 18486), (1896, 14937), (2054, 13788), (2298, 12324), (2844, 9958), (3064, 9243), (3081, 9192), (3447, 8216), (4108, 6894), (4596, 6162), (4979, 5688)]