1330256355

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 2220825600

約数和(自身を除く): 890569245

約数列:

[1, 3, 5, 15, 71, 83, 101, 149, 213, 249, 303, 355, 415, 447, 505, 745, 1065, 1245, 1515, 2235, 5893, 7171, 8383, 10579, 12367, 15049, 17679, 21513, 25149, 29465, 31737, 35855, 37101, 41915, 45147, 52895, 61835, 75245, 88395, 107565, 125745, 158685, 185505, 225735, 595193, 878057, 1068479, 1249067, 1785579, 2634171, 2975965, 3205437, 3747201, 4390285, 5342395, 6245335, 8927895, 13170855, 16027185, 18736005, 88683757, 266051271, 443418785, 1330256355]

約数ペア:

[(1, 1330256355), (3, 443418785), (5, 266051271), (15, 88683757), (71, 18736005), (83, 16027185), (101, 13170855), (149, 8927895), (213, 6245335), (249, 5342395), (303, 4390285), (355, 3747201), (415, 3205437), (447, 2975965), (505, 2634171), (745, 1785579), (1065, 1249067), (1245, 1068479), (1515, 878057), (2235, 595193), (5893, 225735), (7171, 185505), (8383, 158685), (10579, 125745), (12367, 107565), (15049, 88395), (17679, 75245), (21513, 61835), (25149, 52895), (29465, 45147), (31737, 41915), (35855, 37101)]