179967255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 321699840

約数和(自身を除く): 141732585

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 127, 129, 169, 195, 215, 381, 507, 559, 635, 645, 845, 1651, 1677, 1905, 2197, 2535, 2795, 4953, 5461, 6591, 7267, 8255, 8385, 10985, 16383, 21463, 21801, 24765, 27305, 32955, 36335, 64389, 70993, 81915, 94471, 107315, 109005, 212979, 279019, 283413, 321945, 354965, 472355, 837057, 922909, 1064895, 1395095, 1417065, 2768727, 4185285, 4614545, 11997817, 13843635, 35993451, 59989085, 179967255]

約数ペア:

[(1, 179967255), (3, 59989085), (5, 35993451), (13, 13843635), (15, 11997817), (39, 4614545), (43, 4185285), (65, 2768727), (127, 1417065), (129, 1395095), (169, 1064895), (195, 922909), (215, 837057), (381, 472355), (507, 354965), (559, 321945), (635, 283413), (645, 279019), (845, 212979), (1651, 109005), (1677, 107315), (1905, 94471), (2197, 81915), (2535, 70993), (2795, 64389), (4953, 36335), (5461, 32955), (6591, 27305), (7267, 24765), (8255, 21801), (8385, 21463), (10985, 16383)]