221245638

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 468052992

約数和(自身を除く): 246807354

約数列:

[1, 2, 3, 6, 47, 53, 94, 106, 113, 131, 141, 159, 226, 262, 282, 318, 339, 393, 678, 786, 2491, 4982, 5311, 5989, 6157, 6943, 7473, 10622, 11978, 12314, 13886, 14803, 14946, 15933, 17967, 18471, 20829, 29606, 31866, 35934, 36942, 41658, 44409, 88818, 281483, 326321, 562966, 652642, 695741, 784559, 844449, 978963, 1391482, 1569118, 1688898, 1957926, 2087223, 2353677, 4174446, 4707354, 36874273, 73748546, 110622819, 221245638]

約数ペア:

[(1, 221245638), (2, 110622819), (3, 73748546), (6, 36874273), (47, 4707354), (53, 4174446), (94, 2353677), (106, 2087223), (113, 1957926), (131, 1688898), (141, 1569118), (159, 1391482), (226, 978963), (262, 844449), (282, 784559), (318, 695741), (339, 652642), (393, 562966), (678, 326321), (786, 281483), (2491, 88818), (4982, 44409), (5311, 41658), (5989, 36942), (6157, 35934), (6943, 31866), (7473, 29606), (10622, 20829), (11978, 18471), (12314, 17967), (13886, 15933), (14803, 14946)]