408033225

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2207

約数の個数: 72

約数和(自身を含む): 783586752

約数和(自身を除く): 375553527

約数列:

[1, 3, 5, 9, 15, 23, 25, 37, 45, 69, 75, 111, 115, 185, 207, 225, 333, 345, 555, 575, 851, 925, 1035, 1665, 1725, 2131, 2553, 2775, 4255, 5175, 6393, 7659, 8325, 10655, 12765, 19179, 21275, 31965, 38295, 49013, 53275, 63825, 78847, 95895, 147039, 159825, 191475, 236541, 245065, 394235, 441117, 479475, 709623, 735195, 1182705, 1225325, 1813481, 1971175, 2205585, 3548115, 3675975, 5440443, 5913525, 9067405, 11027925, 16321329, 17740575, 27202215, 45337025, 81606645, 136011075, 408033225]

約数ペア:

[(1, 408033225), (3, 136011075), (5, 81606645), (9, 45337025), (15, 27202215), (23, 17740575), (25, 16321329), (37, 11027925), (45, 9067405), (69, 5913525), (75, 5440443), (111, 3675975), (115, 3548115), (185, 2205585), (207, 1971175), (225, 1813481), (333, 1225325), (345, 1182705), (555, 735195), (575, 709623), (851, 479475), (925, 441117), (1035, 394235), (1665, 245065), (1725, 236541), (2131, 191475), (2553, 159825), (2775, 147039), (4255, 95895), (5175, 78847), (6393, 63825), (7659, 53275), (8325, 49013), (10655, 38295), (12765, 31965), (19179, 21275)]