28700388

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 75097568

約数和(自身を除く): 46397180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 73, 134, 146, 163, 201, 219, 268, 292, 326, 402, 438, 489, 603, 652, 657, 804, 876, 978, 1206, 1314, 1467, 1956, 2412, 2628, 2934, 4891, 5868, 9782, 10921, 11899, 14673, 19564, 21842, 23798, 29346, 32763, 35697, 43684, 44019, 47596, 58692, 65526, 71394, 88038, 98289, 107091, 131052, 142788, 176076, 196578, 214182, 393156, 428364, 797233, 1594466, 2391699, 3188932, 4783398, 7175097, 9566796, 14350194, 28700388]

約数ペア:

[(1, 28700388), (2, 14350194), (3, 9566796), (4, 7175097), (6, 4783398), (9, 3188932), (12, 2391699), (18, 1594466), (36, 797233), (67, 428364), (73, 393156), (134, 214182), (146, 196578), (163, 176076), (201, 142788), (219, 131052), (268, 107091), (292, 98289), (326, 88038), (402, 71394), (438, 65526), (489, 58692), (603, 47596), (652, 44019), (657, 43684), (804, 35697), (876, 32763), (978, 29346), (1206, 23798), (1314, 21842), (1467, 19564), (1956, 14673), (2412, 11899), (2628, 10921), (2934, 9782), (4891, 5868)]