28487295

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2269}}^1$

素因数の和:2317

約数の個数: 40

約数和(自身を含む): 52736640

約数和(自身を除く): 24249345

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2269, 2511, 4185, 6807, 11345, 12555, 20421, 34035, 61263, 70339, 102105, 183789, 211017, 306315, 351695, 633051, 918945, 1055085, 1899153, 3165255, 5697459, 9495765, 28487295]

約数ペア:

[(1, 28487295), (3, 9495765), (5, 5697459), (9, 3165255), (15, 1899153), (27, 1055085), (31, 918945), (45, 633051), (81, 351695), (93, 306315), (135, 211017), (155, 183789), (279, 102105), (405, 70339), (465, 61263), (837, 34035), (1395, 20421), (2269, 12555), (2511, 11345), (4185, 6807)]