28914029956

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{3457}}^1$

素因数の和:3921

約数の個数: 72

約数和(自身を含む): 59494475040

約数和(自身を除く): 30580445084

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 307, 556, 614, 973, 1228, 1946, 2149, 3457, 3892, 4298, 6811, 6914, 8596, 13622, 13828, 15043, 24199, 27244, 30086, 42673, 48398, 60172, 85346, 96796, 169393, 170692, 298711, 338786, 480523, 597422, 677572, 961046, 1061299, 1194844, 1922092, 2090977, 2122598, 3363661, 4181954, 4245196, 6727322, 7429093, 8363908, 13454644, 14858186, 23545627, 29716372, 47091254, 52003651, 94182508, 104007302, 147520561, 208014604, 295041122, 590082244, 1032643927, 2065287854, 4130575708, 7228507489, 14457014978, 28914029956]

約数ペア:

[(1, 28914029956), (2, 14457014978), (4, 7228507489), (7, 4130575708), (14, 2065287854), (28, 1032643927), (49, 590082244), (98, 295041122), (139, 208014604), (196, 147520561), (278, 104007302), (307, 94182508), (556, 52003651), (614, 47091254), (973, 29716372), (1228, 23545627), (1946, 14858186), (2149, 13454644), (3457, 8363908), (3892, 7429093), (4298, 6727322), (6811, 4245196), (6914, 4181954), (8596, 3363661), (13622, 2122598), (13828, 2090977), (15043, 1922092), (24199, 1194844), (27244, 1061299), (30086, 961046), (42673, 677572), (48398, 597422), (60172, 480523), (85346, 338786), (96796, 298711), (169393, 170692)]