78879612

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{823}}^1$

素因数の和:1007

約数の個数: 72

約数和(自身を含む): 215677056

約数和(自身を除く): 136797444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 163, 196, 294, 326, 489, 588, 652, 823, 978, 1141, 1646, 1956, 2282, 2469, 3292, 3423, 4564, 4938, 5761, 6846, 7987, 9876, 11522, 13692, 15974, 17283, 23044, 23961, 31948, 34566, 40327, 47922, 69132, 80654, 95844, 120981, 134149, 161308, 241962, 268298, 402447, 483924, 536596, 804894, 939043, 1609788, 1878086, 2817129, 3756172, 5634258, 6573301, 11268516, 13146602, 19719903, 26293204, 39439806, 78879612]

約数ペア:

[(1, 78879612), (2, 39439806), (3, 26293204), (4, 19719903), (6, 13146602), (7, 11268516), (12, 6573301), (14, 5634258), (21, 3756172), (28, 2817129), (42, 1878086), (49, 1609788), (84, 939043), (98, 804894), (147, 536596), (163, 483924), (196, 402447), (294, 268298), (326, 241962), (489, 161308), (588, 134149), (652, 120981), (823, 95844), (978, 80654), (1141, 69132), (1646, 47922), (1956, 40327), (2282, 34566), (2469, 31948), (3292, 23961), (3423, 23044), (4564, 17283), (4938, 15974), (5761, 13692), (6846, 11522), (7987, 9876)]