1987440424452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{16062461}}^1$

素因数の和:16062969

約数の個数: 72

約数和(自身を含む): 5753188389312

約数和(自身を除く): 3765747964860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 491, 982, 1473, 1964, 2946, 3437, 4419, 5892, 6874, 8838, 10311, 13748, 17676, 20622, 30933, 41244, 61866, 123732, 16062461, 32124922, 48187383, 64249844, 96374766, 112437227, 144562149, 192749532, 224874454, 289124298, 337311681, 449748908, 578248596, 674623362, 1011935043, 1349246724, 2023870086, 4047740172, 7886668351, 15773336702, 23660005053, 31546673404, 47320010106, 55206678457, 70980015159, 94640020212, 110413356914, 141960030318, 165620035371, 220826713828, 283920060636, 331240070742, 496860106113, 662480141484, 993720212226, 1987440424452]

約数ペア:

[(1, 1987440424452), (2, 993720212226), (3, 662480141484), (4, 496860106113), (6, 331240070742), (7, 283920060636), (9, 220826713828), (12, 165620035371), (14, 141960030318), (18, 110413356914), (21, 94640020212), (28, 70980015159), (36, 55206678457), (42, 47320010106), (63, 31546673404), (84, 23660005053), (126, 15773336702), (252, 7886668351), (491, 4047740172), (982, 2023870086), (1473, 1349246724), (1964, 1011935043), (2946, 674623362), (3437, 578248596), (4419, 449748908), (5892, 337311681), (6874, 289124298), (8838, 224874454), (10311, 192749532), (13748, 144562149), (17676, 112437227), (20622, 96374766), (30933, 64249844), (41244, 48187383), (61866, 32124922), (123732, 16062461)]