78244965

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4447}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 149879808

約数和(自身を除く): 71634843

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 1035, 1173, 1955, 3519, 4447, 5865, 13341, 17595, 22235, 40023, 66705, 75599, 102281, 200115, 226797, 306843, 377995, 511405, 680391, 920529, 1133985, 1534215, 1738777, 3401955, 4602645, 5216331, 8693885, 15648993, 26081655, 78244965]

約数ペア:

[(1, 78244965), (3, 26081655), (5, 15648993), (9, 8693885), (15, 5216331), (17, 4602645), (23, 3401955), (45, 1738777), (51, 1534215), (69, 1133985), (85, 920529), (115, 680391), (153, 511405), (207, 377995), (255, 306843), (345, 226797), (391, 200115), (765, 102281), (1035, 75599), (1173, 66705), (1955, 40023), (3519, 22235), (4447, 17595), (5865, 13341)]