198118908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2447}}^1$

素因数の和:2643

約数の個数: 72

約数和(自身を含む): 542662848

約数和(自身を除く): 344543940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 173, 234, 346, 468, 519, 692, 1038, 1557, 2076, 2249, 2447, 3114, 4498, 4894, 6228, 6747, 7341, 8996, 9788, 13494, 14682, 20241, 22023, 26988, 29364, 31811, 40482, 44046, 63622, 80964, 88092, 95433, 127244, 190866, 286299, 381732, 423331, 572598, 846662, 1145196, 1269993, 1693324, 2539986, 3809979, 5079972, 5503303, 7619958, 11006606, 15239916, 16509909, 22013212, 33019818, 49529727, 66039636, 99059454, 198118908]

約数ペア:

[(1, 198118908), (2, 99059454), (3, 66039636), (4, 49529727), (6, 33019818), (9, 22013212), (12, 16509909), (13, 15239916), (18, 11006606), (26, 7619958), (36, 5503303), (39, 5079972), (52, 3809979), (78, 2539986), (117, 1693324), (156, 1269993), (173, 1145196), (234, 846662), (346, 572598), (468, 423331), (519, 381732), (692, 286299), (1038, 190866), (1557, 127244), (2076, 95433), (2249, 88092), (2447, 80964), (3114, 63622), (4498, 44046), (4894, 40482), (6228, 31811), (6747, 29364), (7341, 26988), (8996, 22023), (9788, 20241), (13494, 14682)]