554360758

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 1026432000

約数和(自身を除く): 472071242

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 149, 197, 266, 298, 394, 497, 994, 1043, 1349, 1379, 2086, 2698, 2758, 2831, 3743, 5662, 7486, 9443, 10579, 13987, 18886, 19817, 21158, 26201, 27974, 29353, 39634, 52402, 58706, 74053, 97909, 148106, 195818, 201001, 205471, 265753, 402002, 410942, 531506, 557707, 1115414, 1407007, 1860271, 2084063, 2814014, 3720542, 3903949, 4168126, 7807898, 14588441, 29176882, 39597197, 79194394, 277180379, 554360758]

約数ペア:

[(1, 554360758), (2, 277180379), (7, 79194394), (14, 39597197), (19, 29176882), (38, 14588441), (71, 7807898), (133, 4168126), (142, 3903949), (149, 3720542), (197, 2814014), (266, 2084063), (298, 1860271), (394, 1407007), (497, 1115414), (994, 557707), (1043, 531506), (1349, 410942), (1379, 402002), (2086, 265753), (2698, 205471), (2758, 201001), (2831, 195818), (3743, 148106), (5662, 97909), (7486, 74053), (9443, 58706), (10579, 52402), (13987, 39634), (18886, 29353), (19817, 27974), (21158, 26201)]