403242228

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1997}}^1$

素因数の和:2157

約数の個数: 72

約数和(自身を含む): 1047271680

約数和(自身を除く): 644029452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 79, 142, 158, 213, 237, 284, 316, 426, 474, 639, 711, 852, 948, 1278, 1422, 1997, 2556, 2844, 3994, 5609, 5991, 7988, 11218, 11982, 16827, 17973, 22436, 23964, 33654, 35946, 50481, 67308, 71892, 100962, 141787, 157763, 201924, 283574, 315526, 425361, 473289, 567148, 631052, 850722, 946578, 1276083, 1419867, 1701444, 1893156, 2552166, 2839734, 5104332, 5679468, 11201173, 22402346, 33603519, 44804692, 67207038, 100810557, 134414076, 201621114, 403242228]

約数ペア:

[(1, 403242228), (2, 201621114), (3, 134414076), (4, 100810557), (6, 67207038), (9, 44804692), (12, 33603519), (18, 22402346), (36, 11201173), (71, 5679468), (79, 5104332), (142, 2839734), (158, 2552166), (213, 1893156), (237, 1701444), (284, 1419867), (316, 1276083), (426, 946578), (474, 850722), (639, 631052), (711, 567148), (852, 473289), (948, 425361), (1278, 315526), (1422, 283574), (1997, 201924), (2556, 157763), (2844, 141787), (3994, 100962), (5609, 71892), (5991, 67308), (7988, 50481), (11218, 35946), (11982, 33654), (16827, 23964), (17973, 22436)]