28359135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 56586816

約数和(自身を除く): 28227681

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 315, 457, 591, 985, 1371, 1379, 1773, 2285, 2955, 3199, 4113, 4137, 6855, 6895, 8865, 9597, 12411, 15995, 20565, 20685, 28791, 47985, 62055, 90029, 143955, 270087, 450145, 630203, 810261, 1350435, 1890609, 3151015, 4051305, 5671827, 9453045, 28359135]

約数ペア:

[(1, 28359135), (3, 9453045), (5, 5671827), (7, 4051305), (9, 3151015), (15, 1890609), (21, 1350435), (35, 810261), (45, 630203), (63, 450145), (105, 270087), (197, 143955), (315, 90029), (457, 62055), (591, 47985), (985, 28791), (1371, 20685), (1379, 20565), (1773, 15995), (2285, 12411), (2955, 9597), (3199, 8865), (4113, 6895), (4137, 6855)]