431384690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1171}}^1$

素因数の和:1403

約数の個数: 64

約数和(自身を含む): 902233728

約数和(自身を除く): 470849038

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 197, 374, 394, 935, 985, 1171, 1870, 1970, 2167, 2342, 3349, 4334, 5855, 6698, 10835, 11710, 12881, 16745, 19907, 21670, 25762, 33490, 36839, 39814, 64405, 73678, 99535, 128810, 184195, 199070, 218977, 230687, 368390, 437954, 461374, 1094885, 1153435, 2189770, 2306870, 2537557, 3921679, 5075114, 7843358, 12687785, 19608395, 25375570, 39216790, 43138469, 86276938, 215692345, 431384690]

約数ペア:

[(1, 431384690), (2, 215692345), (5, 86276938), (10, 43138469), (11, 39216790), (17, 25375570), (22, 19608395), (34, 12687785), (55, 7843358), (85, 5075114), (110, 3921679), (170, 2537557), (187, 2306870), (197, 2189770), (374, 1153435), (394, 1094885), (935, 461374), (985, 437954), (1171, 368390), (1870, 230687), (1970, 218977), (2167, 199070), (2342, 184195), (3349, 128810), (4334, 99535), (5855, 73678), (6698, 64405), (10835, 39814), (11710, 36839), (12881, 33490), (16745, 25762), (19907, 21670)]