257354916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{235673}}^1$

素因数の和:235700

約数の個数: 48

約数和(自身を含む): 739073664

約数和(自身を除く): 481718748

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 235673, 471346, 707019, 942692, 1414038, 1649711, 2828076, 3063749, 3299422, 4949133, 6127498, 6598844, 9191247, 9898266, 12254996, 18382494, 19796532, 21446243, 36764988, 42892486, 64338729, 85784972, 128677458, 257354916]

約数ペア:

[(1, 257354916), (2, 128677458), (3, 85784972), (4, 64338729), (6, 42892486), (7, 36764988), (12, 21446243), (13, 19796532), (14, 18382494), (21, 12254996), (26, 9898266), (28, 9191247), (39, 6598844), (42, 6127498), (52, 4949133), (78, 3299422), (84, 3063749), (91, 2828076), (156, 1649711), (182, 1414038), (273, 942692), (364, 707019), (546, 471346), (1092, 235673)]