1964981235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{4339}}^1$

素因数の和:4600

約数の個数: 64

約数和(自身を含む): 3799756800

約数和(自身を除く): 1834775565

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 227, 285, 399, 665, 681, 1135, 1589, 1995, 3405, 4313, 4339, 4767, 7945, 12939, 13017, 21565, 21695, 23835, 30191, 30373, 64695, 65085, 82441, 90573, 91119, 150955, 151865, 247323, 412205, 452865, 455595, 577087, 984953, 1236615, 1731261, 2885435, 2954859, 4924765, 6894671, 8656305, 14774295, 18714107, 20684013, 34473355, 56142321, 93570535, 103420065, 130998749, 280711605, 392996247, 654993745, 1964981235]

約数ペア:

[(1, 1964981235), (3, 654993745), (5, 392996247), (7, 280711605), (15, 130998749), (19, 103420065), (21, 93570535), (35, 56142321), (57, 34473355), (95, 20684013), (105, 18714107), (133, 14774295), (227, 8656305), (285, 6894671), (399, 4924765), (665, 2954859), (681, 2885435), (1135, 1731261), (1589, 1236615), (1995, 984953), (3405, 577087), (4313, 455595), (4339, 452865), (4767, 412205), (7945, 247323), (12939, 151865), (13017, 150955), (21565, 91119), (21695, 90573), (23835, 82441), (30191, 65085), (30373, 64695)]