2021656845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{2729}}^1$

素因数の和:2910

約数の個数: 64

約数和(自身を含む): 3632428800

約数和(自身を除く): 1610771955

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 131, 145, 195, 377, 393, 435, 655, 1131, 1703, 1885, 1965, 2729, 3799, 5109, 5655, 8187, 8515, 11397, 13645, 18995, 25545, 35477, 40935, 49387, 56985, 79141, 106431, 148161, 177385, 237423, 246935, 357499, 395705, 532155, 740805, 1028833, 1072497, 1187115, 1787495, 3086499, 4647487, 5144165, 5362485, 10367471, 13942461, 15432495, 23237435, 31102413, 51837355, 69712305, 134777123, 155512065, 404331369, 673885615, 2021656845]

約数ペア:

[(1, 2021656845), (3, 673885615), (5, 404331369), (13, 155512065), (15, 134777123), (29, 69712305), (39, 51837355), (65, 31102413), (87, 23237435), (131, 15432495), (145, 13942461), (195, 10367471), (377, 5362485), (393, 5144165), (435, 4647487), (655, 3086499), (1131, 1787495), (1703, 1187115), (1885, 1072497), (1965, 1028833), (2729, 740805), (3799, 532155), (5109, 395705), (5655, 357499), (8187, 246935), (8515, 237423), (11397, 177385), (13645, 148161), (18995, 106431), (25545, 79141), (35477, 56985), (40935, 49387)]