331328283

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 554770944

約数和(自身を除く): 223442661

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 181, 187, 221, 251, 429, 543, 561, 663, 753, 1991, 2353, 2431, 2761, 3077, 3263, 4267, 5973, 7059, 7293, 8283, 9231, 9789, 12801, 25883, 33847, 35893, 40001, 45431, 46937, 55471, 77649, 101541, 107679, 120003, 136293, 140811, 166413, 440011, 499741, 590603, 610181, 772327, 1320033, 1499223, 1771809, 1830543, 2316981, 6496633, 8495597, 10040251, 19489899, 25486791, 30120753, 110442761, 331328283]

約数ペア:

[(1, 331328283), (3, 110442761), (11, 30120753), (13, 25486791), (17, 19489899), (33, 10040251), (39, 8495597), (51, 6496633), (143, 2316981), (181, 1830543), (187, 1771809), (221, 1499223), (251, 1320033), (429, 772327), (543, 610181), (561, 590603), (663, 499741), (753, 440011), (1991, 166413), (2353, 140811), (2431, 136293), (2761, 120003), (3077, 107679), (3263, 101541), (4267, 77649), (5973, 55471), (7059, 46937), (7293, 45431), (8283, 40001), (9231, 35893), (9789, 33847), (12801, 25883)]