72778518

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 161777616

約数和(自身を除く): 88999098

約数列:

[1, 2, 3, 6, 9, 18, 73, 97, 146, 194, 219, 291, 438, 571, 582, 657, 873, 1142, 1314, 1713, 1746, 3426, 5139, 7081, 10278, 14162, 21243, 41683, 42486, 55387, 63729, 83366, 110774, 125049, 127458, 166161, 250098, 332322, 375147, 498483, 750294, 996966, 4043251, 8086502, 12129753, 24259506, 36389259, 72778518]

約数ペア:

[(1, 72778518), (2, 36389259), (3, 24259506), (6, 12129753), (9, 8086502), (18, 4043251), (73, 996966), (97, 750294), (146, 498483), (194, 375147), (219, 332322), (291, 250098), (438, 166161), (571, 127458), (582, 125049), (657, 110774), (873, 83366), (1142, 63729), (1314, 55387), (1713, 42486), (1746, 41683), (3426, 21243), (5139, 14162), (7081, 10278)]