22147515

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 44252208

約数和(自身を除く): 22104693

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 131, 153, 195, 221, 255, 289, 393, 585, 655, 663, 765, 867, 1105, 1179, 1445, 1703, 1965, 1989, 2227, 2601, 3315, 3757, 4335, 5109, 5895, 6681, 8515, 9945, 11135, 11271, 13005, 15327, 18785, 20043, 25545, 28951, 33405, 33813, 37859, 56355, 76635, 86853, 100215, 113577, 144755, 169065, 189295, 260559, 340731, 434265, 492167, 567885, 1302795, 1476501, 1703655, 2460835, 4429503, 7382505, 22147515]

約数ペア:

[(1, 22147515), (3, 7382505), (5, 4429503), (9, 2460835), (13, 1703655), (15, 1476501), (17, 1302795), (39, 567885), (45, 492167), (51, 434265), (65, 340731), (85, 260559), (117, 189295), (131, 169065), (153, 144755), (195, 113577), (221, 100215), (255, 86853), (289, 76635), (393, 56355), (585, 37859), (655, 33813), (663, 33405), (765, 28951), (867, 25545), (1105, 20043), (1179, 18785), (1445, 15327), (1703, 13005), (1965, 11271), (1989, 11135), (2227, 9945), (2601, 8515), (3315, 6681), (3757, 5895), (4335, 5109)]