72673215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12391}}^1$

素因数の和:12439

約数の個数: 32

約数和(自身を含む): 128480256

約数和(自身を除く): 55807041

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 12391, 37173, 61955, 185865, 210647, 284993, 631941, 854979, 1053235, 1424965, 3159705, 4274895, 4844881, 14534643, 24224405, 72673215]

約数ペア:

[(1, 72673215), (3, 24224405), (5, 14534643), (15, 4844881), (17, 4274895), (23, 3159705), (51, 1424965), (69, 1053235), (85, 854979), (115, 631941), (255, 284993), (345, 210647), (391, 185865), (1173, 61955), (1955, 37173), (5865, 12391)]