28248165

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 53913600

約数和(自身を除く): 25665435

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 149, 165, 383, 447, 495, 745, 1149, 1341, 1639, 1915, 2235, 3447, 4213, 4917, 5745, 6705, 8195, 12639, 14751, 17235, 21065, 24585, 37917, 57067, 63195, 73755, 171201, 189585, 285335, 513603, 627737, 856005, 1883211, 2568015, 3138685, 5649633, 9416055, 28248165]

約数ペア:

[(1, 28248165), (3, 9416055), (5, 5649633), (9, 3138685), (11, 2568015), (15, 1883211), (33, 856005), (45, 627737), (55, 513603), (99, 285335), (149, 189585), (165, 171201), (383, 73755), (447, 63195), (495, 57067), (745, 37917), (1149, 24585), (1341, 21065), (1639, 17235), (1915, 14751), (2235, 12639), (3447, 8195), (4213, 6705), (4917, 5745)]