445917717

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 805685760

約数和(自身を除く): 359768043

約数列:

[1, 3, 7, 9, 21, 27, 29, 47, 63, 81, 87, 141, 189, 203, 261, 329, 423, 567, 577, 609, 783, 987, 1269, 1363, 1731, 1827, 2349, 2961, 3807, 4039, 4089, 5193, 5481, 8883, 9541, 12117, 12267, 15579, 16443, 16733, 26649, 27119, 28623, 36351, 36801, 46737, 50199, 81357, 85869, 109053, 110403, 117131, 150597, 189833, 244071, 257607, 327159, 351393, 451791, 569499, 732213, 772821, 786451, 1054179, 1355373, 1708497, 2196639, 2359353, 3162537, 5125491, 5505157, 7078059, 9487611, 15376473, 16515471, 21234177, 49546413, 63702531, 148639239, 445917717]

約数ペア:

[(1, 445917717), (3, 148639239), (7, 63702531), (9, 49546413), (21, 21234177), (27, 16515471), (29, 15376473), (47, 9487611), (63, 7078059), (81, 5505157), (87, 5125491), (141, 3162537), (189, 2359353), (203, 2196639), (261, 1708497), (329, 1355373), (423, 1054179), (567, 786451), (577, 772821), (609, 732213), (783, 569499), (987, 451791), (1269, 351393), (1363, 327159), (1731, 257607), (1827, 244071), (2349, 189833), (2961, 150597), (3807, 117131), (4039, 110403), (4089, 109053), (5193, 85869), (5481, 81357), (8883, 50199), (9541, 46737), (12117, 36801), (12267, 36351), (15579, 28623), (16443, 27119), (16733, 26649)]