216528676

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{619}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 482677440

約数和(自身を除く): 266148764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 619, 806, 868, 961, 1238, 1612, 1922, 2476, 2821, 3844, 4333, 5642, 6727, 8047, 8666, 11284, 12493, 13454, 16094, 17332, 19189, 24986, 26908, 32188, 38378, 49972, 56329, 76756, 87451, 112658, 134323, 174902, 225316, 249457, 268646, 349804, 498914, 537292, 594859, 997828, 1189718, 1746199, 2379436, 3492398, 4164013, 6984796, 7733167, 8328026, 15466334, 16656052, 30932668, 54132169, 108264338, 216528676]

約数ペア:

[(1, 216528676), (2, 108264338), (4, 54132169), (7, 30932668), (13, 16656052), (14, 15466334), (26, 8328026), (28, 7733167), (31, 6984796), (52, 4164013), (62, 3492398), (91, 2379436), (124, 1746199), (182, 1189718), (217, 997828), (364, 594859), (403, 537292), (434, 498914), (619, 349804), (806, 268646), (868, 249457), (961, 225316), (1238, 174902), (1612, 134323), (1922, 112658), (2476, 87451), (2821, 76756), (3844, 56329), (4333, 49972), (5642, 38378), (6727, 32188), (8047, 26908), (8666, 24986), (11284, 19189), (12493, 17332), (13454, 16094)]