12867220828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{15131}}^1$

素因数の和:15415

約数の個数: 72

約数和(自身を含む): 28401190272

約数和(自身を除く): 15533969444

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 251, 308, 484, 502, 847, 1004, 1694, 1757, 2761, 3388, 3514, 5522, 7028, 11044, 15131, 19327, 30262, 30371, 38654, 60524, 60742, 77308, 105917, 121484, 166441, 211834, 212597, 332882, 423668, 425194, 665764, 850388, 1165087, 1830851, 2330174, 3661702, 3797881, 4660348, 7323404, 7595762, 12815957, 15191524, 25631914, 26585167, 41776691, 51263828, 53170334, 83553382, 106340668, 167106764, 292436837, 459543601, 584873674, 919087202, 1169747348, 1838174404, 3216805207, 6433610414, 12867220828]

約数ペア:

[(1, 12867220828), (2, 6433610414), (4, 3216805207), (7, 1838174404), (11, 1169747348), (14, 919087202), (22, 584873674), (28, 459543601), (44, 292436837), (77, 167106764), (121, 106340668), (154, 83553382), (242, 53170334), (251, 51263828), (308, 41776691), (484, 26585167), (502, 25631914), (847, 15191524), (1004, 12815957), (1694, 7595762), (1757, 7323404), (2761, 4660348), (3388, 3797881), (3514, 3661702), (5522, 2330174), (7028, 1830851), (11044, 1165087), (15131, 850388), (19327, 665764), (30262, 425194), (30371, 423668), (38654, 332882), (60524, 212597), (60742, 211834), (77308, 166441), (105917, 121484)]