390203486932

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{799853}}^1$

素因数の和:800021

約数の個数: 72

約数和(自身を含む): 842534209440

約数和(自身を除く): 452330722508

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 131, 133, 196, 262, 266, 524, 532, 917, 931, 1834, 1862, 2489, 3668, 3724, 4978, 6419, 9956, 12838, 17423, 25676, 34846, 69692, 121961, 243922, 487844, 799853, 1599706, 3199412, 5598971, 11197942, 15197207, 22395884, 30394414, 39192797, 60788828, 78385594, 104780743, 106380449, 156771188, 209561486, 212760898, 419122972, 425521796, 733465201, 744663143, 1466930402, 1489326286, 1990834117, 2933860804, 2978652572, 3981668234, 5134256407, 7963336468, 10268512814, 13935838819, 20537025628, 27871677638, 55743355276, 97550871733, 195101743466, 390203486932]

約数ペア:

[(1, 390203486932), (2, 195101743466), (4, 97550871733), (7, 55743355276), (14, 27871677638), (19, 20537025628), (28, 13935838819), (38, 10268512814), (49, 7963336468), (76, 5134256407), (98, 3981668234), (131, 2978652572), (133, 2933860804), (196, 1990834117), (262, 1489326286), (266, 1466930402), (524, 744663143), (532, 733465201), (917, 425521796), (931, 419122972), (1834, 212760898), (1862, 209561486), (2489, 156771188), (3668, 106380449), (3724, 104780743), (4978, 78385594), (6419, 60788828), (9956, 39192797), (12838, 30394414), (17423, 22395884), (25676, 15197207), (34846, 11197942), (69692, 5598971), (121961, 3199412), (243922, 1599706), (487844, 799853)]