28950813

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 19796067

約数列:

[1, 3, 9, 17, 19, 23, 51, 57, 69, 153, 171, 207, 323, 391, 433, 437, 969, 1173, 1299, 1311, 2907, 3519, 3897, 3933, 7361, 7429, 8227, 9959, 22083, 22287, 24681, 29877, 66249, 66861, 74043, 89631, 139859, 169303, 189221, 419577, 507909, 567663, 1258731, 1523727, 1702989, 3216757, 9650271, 28950813]

約数ペア:

[(1, 28950813), (3, 9650271), (9, 3216757), (17, 1702989), (19, 1523727), (23, 1258731), (51, 567663), (57, 507909), (69, 419577), (153, 189221), (171, 169303), (207, 139859), (323, 89631), (391, 74043), (433, 66861), (437, 66249), (969, 29877), (1173, 24681), (1299, 22287), (1311, 22083), (2907, 9959), (3519, 8227), (3897, 7429), (3933, 7361)]