79421535

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 151721856

約数和(自身を除く): 72300321

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 197, 255, 279, 289, 465, 527, 591, 765, 867, 985, 1395, 1445, 1581, 1773, 2601, 2635, 2955, 3349, 4335, 4743, 6107, 7905, 8865, 8959, 10047, 13005, 16745, 18321, 23715, 26877, 30141, 30535, 44795, 50235, 54963, 56933, 80631, 91605, 103819, 134385, 150705, 170799, 274815, 284665, 311457, 403155, 512397, 519095, 853995, 934371, 1557285, 1764923, 2561985, 4671855, 5294769, 8824615, 15884307, 26473845, 79421535]

約数ペア:

[(1, 79421535), (3, 26473845), (5, 15884307), (9, 8824615), (15, 5294769), (17, 4671855), (31, 2561985), (45, 1764923), (51, 1557285), (85, 934371), (93, 853995), (153, 519095), (155, 512397), (197, 403155), (255, 311457), (279, 284665), (289, 274815), (465, 170799), (527, 150705), (591, 134385), (765, 103819), (867, 91605), (985, 80631), (1395, 56933), (1445, 54963), (1581, 50235), (1773, 44795), (2601, 30535), (2635, 30141), (2955, 26877), (3349, 23715), (4335, 18321), (4743, 16745), (6107, 13005), (7905, 10047), (8865, 8959)]