12501396

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 32969664

約数和(自身を除く): 20468268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 71, 73, 134, 142, 146, 201, 213, 219, 268, 284, 292, 402, 426, 438, 603, 639, 657, 804, 852, 876, 1206, 1278, 1314, 2412, 2556, 2628, 4757, 4891, 5183, 9514, 9782, 10366, 14271, 14673, 15549, 19028, 19564, 20732, 28542, 29346, 31098, 42813, 44019, 46647, 57084, 58692, 62196, 85626, 88038, 93294, 171252, 176076, 186588, 347261, 694522, 1041783, 1389044, 2083566, 3125349, 4167132, 6250698, 12501396]

約数ペア:

[(1, 12501396), (2, 6250698), (3, 4167132), (4, 3125349), (6, 2083566), (9, 1389044), (12, 1041783), (18, 694522), (36, 347261), (67, 186588), (71, 176076), (73, 171252), (134, 93294), (142, 88038), (146, 85626), (201, 62196), (213, 58692), (219, 57084), (268, 46647), (284, 44019), (292, 42813), (402, 31098), (426, 29346), (438, 28542), (603, 20732), (639, 19564), (657, 19028), (804, 15549), (852, 14673), (876, 14271), (1206, 10366), (1278, 9782), (1314, 9514), (2412, 5183), (2556, 4891), (2628, 4757)]