1970986758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{2621}}^1$

素因数の和:2981

約数の個数: 64

約数和(自身を含む): 4397912064

約数和(自身を除く): 2426925306

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 311, 403, 622, 806, 933, 1209, 1866, 2418, 2621, 4043, 5242, 7863, 8086, 9641, 12129, 15726, 19282, 24258, 28923, 34073, 57846, 68146, 81251, 102219, 125333, 162502, 204438, 243753, 250666, 375999, 487506, 751998, 815131, 1056263, 1630262, 2112526, 2445393, 3168789, 4890786, 6337578, 10596703, 21193406, 25269061, 31790109, 50538122, 63580218, 75807183, 151614366, 328497793, 656995586, 985493379, 1970986758]

約数ペア:

[(1, 1970986758), (2, 985493379), (3, 656995586), (6, 328497793), (13, 151614366), (26, 75807183), (31, 63580218), (39, 50538122), (62, 31790109), (78, 25269061), (93, 21193406), (186, 10596703), (311, 6337578), (403, 4890786), (622, 3168789), (806, 2445393), (933, 2112526), (1209, 1630262), (1866, 1056263), (2418, 815131), (2621, 751998), (4043, 487506), (5242, 375999), (7863, 250666), (8086, 243753), (9641, 204438), (12129, 162502), (15726, 125333), (19282, 102219), (24258, 81251), (28923, 68146), (34073, 57846)]