65398788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19993

約数の個数: 72

約数和(自身を含む): 203473088

約数和(自身を除く): 138074300

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 19963, 39926, 59889, 79852, 119778, 139741, 179667, 239556, 259519, 279482, 359334, 419223, 519038, 558964, 718668, 778557, 838446, 1038076, 1257669, 1557114, 1676892, 1816633, 2335671, 2515338, 3114228, 3633266, 4671342, 5030676, 5449899, 7266532, 9342684, 10899798, 16349697, 21799596, 32699394, 65398788]

約数ペア:

[(1, 65398788), (2, 32699394), (3, 21799596), (4, 16349697), (6, 10899798), (7, 9342684), (9, 7266532), (12, 5449899), (13, 5030676), (14, 4671342), (18, 3633266), (21, 3114228), (26, 2515338), (28, 2335671), (36, 1816633), (39, 1676892), (42, 1557114), (52, 1257669), (63, 1038076), (78, 838446), (84, 778557), (91, 718668), (117, 558964), (126, 519038), (156, 419223), (182, 359334), (234, 279482), (252, 259519), (273, 239556), (364, 179667), (468, 139741), (546, 119778), (819, 79852), (1092, 59889), (1638, 39926), (3276, 19963)]