405475356

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{21481}}^1$

素因数の和:21523

約数の個数: 72

約数和(自身を含む): 1119985552

約数和(自身を除く): 714510196

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 121, 132, 143, 156, 242, 286, 363, 429, 484, 572, 726, 858, 1452, 1573, 1716, 3146, 4719, 6292, 9438, 18876, 21481, 42962, 64443, 85924, 128886, 236291, 257772, 279253, 472582, 558506, 708873, 837759, 945164, 1117012, 1417746, 1675518, 2599201, 2835492, 3071783, 3351036, 5198402, 6143566, 7797603, 9215349, 10396804, 12287132, 15595206, 18430698, 31190412, 33789613, 36861396, 67579226, 101368839, 135158452, 202737678, 405475356]

約数ペア:

[(1, 405475356), (2, 202737678), (3, 135158452), (4, 101368839), (6, 67579226), (11, 36861396), (12, 33789613), (13, 31190412), (22, 18430698), (26, 15595206), (33, 12287132), (39, 10396804), (44, 9215349), (52, 7797603), (66, 6143566), (78, 5198402), (121, 3351036), (132, 3071783), (143, 2835492), (156, 2599201), (242, 1675518), (286, 1417746), (363, 1117012), (429, 945164), (484, 837759), (572, 708873), (726, 558506), (858, 472582), (1452, 279253), (1573, 257772), (1716, 236291), (3146, 128886), (4719, 85924), (6292, 64443), (9438, 42962), (18876, 21481)]